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X11 named colors

Dodgerblue4

dodgerblue4 · #104E8B

HEX

#104E8B

RGB

rgb(16, 78, 139)

CMYK

cmyk(88%, 44%, 0%, 45%)

HSL

hsl(210, 79%, 30%)

LAB

lab(32.8, 5.3, -39.1)

What is Dodgerblue4?

Dodgerblue4 is the dodgerblue4 reference in the X11 named colors. Its sRGB value is #104E8B (rgb 16, 78, 139). It sits in the blue family. Historical X Window System color names — the numbered 1-4 lightness variants of the classic xorg-server rgb.txt palette. See disclaimer for accuracy and trademark notes.

Accessibility

WCAG 2.1 contrast checks for Dodgerblue4 as a background.

Black text on this color

Sample text · 2.48 : 1
AA Normal
AA Large
AAA Normal
AAA Large

White text on this color

Sample text · 8.45 : 1
AA Normal
AA Large
AAA Normal
AAA Large

Shades, tints & tonal scale of Dodgerblue4

An 11-step tonal scale derived from Dodgerblue4 (#104E8B). Click any swatch to copy its HEX. Use these as a starting point for design tokens, hover states, and disabled states in a design system.

Copied #ECF1F6

50

#ECF1F6

#ECF1F6

Copied #D9E3EC

100

#D9E3EC

#D9E3EC

Copied #B3C6DA

200

#B3C6DA

#B3C6DA

Copied #88A7C5

300

#88A7C5

#88A7C5

Copied #4C7AA8

400

#4C7AA8

#4C7AA8

Copied #104E8B

500

#104E8B

#104E8B

Copied #0E4276

600

#0E4276

#0E4276

Copied #0A335A

700

#0A335A

#0A335A

Copied #07233F

800

#07233F

#07233F

Copied #041423

900

#041423

#041423

Copied #020911

950

#020911

#020911

Lighter tints (mixed with white)

Copied #6D80A4

15%

#6D80A4

Copied #96A0B8

30%

#96A0B8

Copied #B3BACA

45%

#B3BACA

Copied #CCD0DA

60%

#CCD0DA

Copied #E1E3E9

75%

#E1E3E9

Darker shades (mixed with black)

Copied #0E4881

15%

#0E4881

Copied #0C4176

30%

#0C4176

Copied #093A69

45%

#093A69

Copied #07315A

60%

#07315A

Copied #042648

75%

#042648

Color harmonies for Dodgerblue4

Classic color-theory harmonies derived from rotating the hue of Dodgerblue4. Use these to build accent palettes, brand systems, and accessible UI color pairings.

Complementary

180° opposite — strongest contrast

Copied #104E8B

#104E8B

#104E8B

Copied #894C10

#894C10

#894C10

Triadic

Three colors 120° apart

Copied #104E8B

#104E8B

#104E8B

Copied #89104D

#89104D

#89104D

Copied #4D8910

#4D8910

#4D8910

Analogous

Two neighbors ±30° on the wheel

Copied #108989

#108989

#108989

Copied #104E8B

#104E8B

#104E8B

Copied #101089

#101089

#101089

Split-complementary

Base + two colors flanking its complement

Copied #104E8B

#104E8B

#104E8B

Copied #891010

#891010

#891010

Copied #898910

#898910

#898910

Tetradic

Two complementary pairs

Copied #104E8B

#104E8B

#104E8B

Copied #4C1089

#4C1089

#4C1089

Copied #894C10

#894C10

#894C10

Copied #4D8910

#4D8910

#4D8910

Square

Four colors evenly spaced 90° apart

Copied #104E8B

#104E8B

#104E8B

Copied #891089

#891089

#891089

Copied #894C10

#894C10

#894C10

Copied #108910

#108910

#108910

Dodgerblue4 in every color space

Full conversion of Dodgerblue4 across the color spaces designers and developers actually use — including OKLCH (the perceptually-uniform space that powers Tailwind v4 and CSS Color Module Level 4) and HWB.

HEX

#104E8B

RGB

rgb(16, 78, 139)

CMYK

cmyk(88%, 44%, 0%, 45%)

HSL

hsl(210, 79%, 30%)

HSV

hsv(210, 88%, 55%)

HWB

hwb(210 6% 45%)

CIE Lab

lab(32.8 5.3 -39.1)

OKLCH

oklch(42.1% 0.118 252.7)

XYZ (D65)

xyz(7.60, 7.42, 25.45)

Copy-ready code for Dodgerblue4

Drop-in snippets for CSS, Tailwind, Sass, iOS Swift, and Android XML. Click the copy button on any snippet to put it on your clipboard.

CSS

color: #104E8B;
background-color: #104E8B;

CSS variable

:root {
  --color-dodgerblue4: #104E8B;
}

Tailwind config

// tailwind.config.js
colors: {
  'dodgerblue4': '#104E8B',
}

Sass

$color-dodgerblue4: #104E8B;

Swift UIColor

UIColor(red: 0.063, green: 0.306, blue: 0.545, alpha: 1.0)

Android XML

<color name="dodgerblue4">#104E8B</color>

Closest match in every color system

The nearest Dodgerblue4 equivalent in every other color system on this site, ranked by ΔE2000 perceptual distance. Useful when translating between design-system, web-standard, and industrial color references.

Closest in X11 named colors

Top 6 ΔE2000-closest entries within the same collection.

Top 6 ΔE2000-closest Pantone references. Cross-system matching is approximate — see disclaimer.

Top 6 ΔE2000-closest RAL Classic references for industrial coating cross-reference.

Copied #1B5583

RAL 5019

#1B5583

Capri blue

Copied #354D73

RAL 5000

#354D73

Violet blue

Copied #3E5F8A

RAL 5007

#3E5F8A

Brilliant blue

Copied #063971

RAL 5017

#063971

Traffic blue

Copied #49678D

RAL 5023

#49678D

Distant blue

Copied #1D334A

RAL 5020

#1D334A

Ocean blue

FAQ about Dodgerblue4

What is the HEX code for Dodgerblue4?

Dodgerblue4 (dodgerblue4) has the HEX code #104E8B. In RGB it is rgb(16, 78, 139), and in CMYK it is cmyk(88%, 44%, 0%, 45%).

What is the OKLCH value of Dodgerblue4?

Dodgerblue4 converts to oklch(0.421 0.118 252.7). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.

Is Dodgerblue4 accessible for body text?

Used as a background, Dodgerblue4 has a contrast ratio of 2.48:1 with black text and 8.45:1 with white text. WCAG 2.1 AA requires 4.5:1 for normal text. The current recommendation is to use white text and verify in real UI context.

What is the closest Pantone to Dodgerblue4?

The closest Pantone reference to Dodgerblue4 by ΔE2000 perceptual distance is Pantone 7462 C (#0F4D92). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.

What is the closest RAL color to Dodgerblue4?

The closest RAL Classic reference to Dodgerblue4 by ΔE2000 distance is RAL 5019 (Capri blue, #1B5583). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.

What is the complementary color of Dodgerblue4?

The complementary color (180° opposite on the HSL color wheel) of Dodgerblue4 is #894C10. Use it for high-contrast accents, error states, or call-to-action pairings.

Data provenance & source

X11 named colors (xorg rgb.txt)

The historical X11 color name list shipped in the xorg-server rgb.txt file. Roughly 550 entries covering classic computing color names like 'PapayaWhip', 'MediumAquamarine', and 'DarkSlateGray'. Many CSS named colors originate here. Use as a reference for legacy and creative color names. Most modern CSS implementations accept these names directly.

Source type
derived
Confidence
high
License
MIT/X11 license (X Consortium)
Last reviewed
2026-05-24

Workflow tags

x11
named-color
legacy
blue

X11 colors are sRGB digital values from a 1980s color system. For print, convert to a process-appropriate color and proof against substrate.

X11 named colors · Dodgerblue4 — #104E8B | PantoneTools