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cyan
X11 named colors

Turquoise2

turquoise2 · #00E5EE

HEX

#00E5EE

RGB

rgb(0, 229, 238)

CMYK

cmyk(100%, 4%, 0%, 7%)

HSL

hsl(182, 100%, 47%)

LAB

lab(83.0, -41.7, -17.4)

What is Turquoise2?

Turquoise2 is the turquoise2 reference in the X11 named colors. Its sRGB value is #00E5EE (rgb 0, 229, 238). It sits in the cyan 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 Turquoise2 as a background.

Black text on this color

Sample text · 13.44 : 1
AA Normal
AA Large
AAA Normal
AAA Large

White text on this color

Sample text · 1.56 : 1
AA Normal
AA Large
AAA Normal
AAA Large

Shades, tints & tonal scale of Turquoise2

An 11-step tonal scale derived from Turquoise2 (#00E5EE). 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 #EBFDFE

50

#EBFDFE

#EBFDFE

Copied #D6FBFC

100

#D6FBFC

#D6FBFC

Copied #ADF7FA

200

#ADF7FA

#ADF7FA

Copied #80F2F7

300

#80F2F7

#80F2F7

Copied #40ECF2

400

#40ECF2

#40ECF2

Copied #00E5EE

500

#00E5EE

#00E5EE

Copied #00C3CA

600

#00C3CA

#00C3CA

Copied #00959B

700

#00959B

#00959B

Copied #00676B

800

#00676B

#00676B

Copied #00393C

900

#00393C

#00393C

Copied #001B1D

950

#001B1D

#001B1D

Lighter tints (mixed with white)

Copied #6CE9F1

15%

#6CE9F1

Copied #95EDF3

30%

#95EDF3

Copied #B3F1F6

45%

#B3F1F6

Copied #CBF5F8

60%

#CBF5F8

Copied #E1F9FB

75%

#E1F9FB

Darker shades (mixed with black)

Copied #00D5DD

15%

#00D5DD

Copied #00C3CB

30%

#00C3CB

Copied #00AFB6

45%

#00AFB6

Copied #00989E

60%

#00989E

Copied #007A7F

75%

#007A7F

Color harmonies for Turquoise2

Classic color-theory harmonies derived from rotating the hue of Turquoise2. Use these to build accent palettes, brand systems, and accessible UI color pairings.

Complementary

180° opposite — strongest contrast

Copied #00E5EE

#00E5EE

#00E5EE

Copied #F00800

#F00800

#F00800

Triadic

Three colors 120° apart

Copied #00E5EE

#00E5EE

#00E5EE

Copied #F000E8

#F000E8

#F000E8

Copied #E8F000

#E8F000

#E8F000

Analogous

Two neighbors ±30° on the wheel

Copied #00F080

#00F080

#00F080

Copied #00E5EE

#00E5EE

#00E5EE

Copied #0070F0

#0070F0

#0070F0

Split-complementary

Base + two colors flanking its complement

Copied #00E5EE

#00E5EE

#00E5EE

Copied #F00070

#F00070

#F00070

Copied #F08000

#F08000

#F08000

Tetradic

Two complementary pairs

Copied #00E5EE

#00E5EE

#00E5EE

Copied #0800F0

#0800F0

#0800F0

Copied #F00800

#F00800

#F00800

Copied #E8F000

#E8F000

#E8F000

Square

Four colors evenly spaced 90° apart

Copied #00E5EE

#00E5EE

#00E5EE

Copied #8000F0

#8000F0

#8000F0

Copied #F00800

#F00800

#F00800

Copied #70F000

#70F000

#70F000

Turquoise2 in every color space

Full conversion of Turquoise2 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

#00E5EE

RGB

rgb(0, 229, 238)

CMYK

cmyk(100%, 4%, 0%, 7%)

HSL

hsl(182, 100%, 47%)

HSV

hsv(182, 100%, 93%)

HWB

hwb(182 0% 7%)

CIE Lab

lab(83.0 -41.7 -17.4)

OKLCH

oklch(83.8% 0.142 199.9)

XYZ (D65)

xyz(43.44, 62.21, 90.59)

Copy-ready code for Turquoise2

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: #00E5EE;
background-color: #00E5EE;

CSS variable

:root {
  --color-turquoise2: #00E5EE;
}

Tailwind config

// tailwind.config.js
colors: {
  'turquoise2': '#00E5EE',
}

Sass

$color-turquoise2: #00E5EE;

Swift UIColor

UIColor(red: 0.000, green: 0.898, blue: 0.933, alpha: 1.0)

Android XML

<color name="turquoise2">#00E5EE</color>

Closest match in every color system

The nearest Turquoise2 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 #84C3BE

RAL 6027

#84C3BE

Light green

Copied #5D9B9B

RAL 5024

#5D9B9B

Pastel blue

Copied #D7D7D7

RAL 7035

#D7D7D7

Light grey

Copied #D7D7D7

RAL 9018

#D7D7D7

Papyrus white

Copied #B5B8B1

RAL 7038

#B5B8B1

Agate grey

Copied #BDECB6

RAL 6019

#BDECB6

Pastel green

FAQ about Turquoise2

What is the HEX code for Turquoise2?

Turquoise2 (turquoise2) has the HEX code #00E5EE. In RGB it is rgb(0, 229, 238), and in CMYK it is cmyk(100%, 4%, 0%, 7%).

What is the OKLCH value of Turquoise2?

Turquoise2 converts to oklch(0.838 0.142 199.9). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.

Is Turquoise2 accessible for body text?

Used as a background, Turquoise2 has a contrast ratio of 13.44:1 with black text and 1.56:1 with white text. WCAG 2.1 AA requires 4.5:1 for normal text. The current recommendation is to use black text and verify in real UI context.

What is the closest Pantone to Turquoise2?

The closest Pantone reference to Turquoise2 by ΔE2000 perceptual distance is Pantone 3115 C (#00C1D5). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.

What is the closest RAL color to Turquoise2?

The closest RAL Classic reference to Turquoise2 by ΔE2000 distance is RAL 6027 (Light green, #84C3BE). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.

What is the complementary color of Turquoise2?

The complementary color (180° opposite on the HSL color wheel) of Turquoise2 is #F00800. 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
cyan

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 · Turquoise2 — #00E5EE | PantoneTools