Darkorange4
darkorange4 · #8B4500
HEX
#8B4500
RGB
rgb(139, 69, 0)
CMYK
cmyk(0%, 50%, 100%, 45%)
HSL
hsl(30, 100%, 27%)
LAB
lab(37.4, 26.0, 47.4)
What is Darkorange4?
Darkorange4 is the darkorange4 reference in the X11 named colors. Its sRGB value is #8B4500 (rgb 139, 69, 0). It sits in the orange 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 Darkorange4 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Darkorange4
An 11-step tonal scale derived from Darkorange4 (#8B4500). 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.
50
#F6F0EB
#F6F0EB
100
#ECE1D6
#ECE1D6
200
#DAC3AD
#DAC3AD
300
#C5A280
#C5A280
400
#A87440
#A87440
500
#8B4500
#8B4500
600
#763B00
#763B00
700
#5A2D00
#5A2D00
800
#3F1F00
#3F1F00
900
#231100
#231100
950
#110800
#110800
Lighter tints (mixed with white)
15%
#A47C6C
30%
#B89E95
45%
#CAB9B3
60%
#DACFCB
75%
#E9E3E1
Darker shades (mixed with black)
15%
#814000
30%
#763A00
45%
#693300
60%
#5A2B00
75%
#482100
Color harmonies for Darkorange4
Classic color-theory harmonies derived from rotating the hue of Darkorange4. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#8B4500
#8B4500
#00458A
#00458A
Triadic
Three colors 120° apart
#8B4500
#8B4500
#008A45
#008A45
#45008A
#45008A
Analogous
Two neighbors ±30° on the wheel
#8A0000
#8A0000
#8B4500
#8B4500
#8A8A00
#8A8A00
Split-complementary
Base + two colors flanking its complement
#8B4500
#8B4500
#008A8A
#008A8A
#00008A
#00008A
Tetradic
Two complementary pairs
#8B4500
#8B4500
#458A00
#458A00
#00458A
#00458A
#45008A
#45008A
Square
Four colors evenly spaced 90° apart
#8B4500
#8B4500
#008A00
#008A00
#00458A
#00458A
#8A008A
#8A008A
Darkorange4 in every color space
Full conversion of Darkorange4 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
#8B4500
RGB
rgb(139, 69, 0)
CMYK
cmyk(0%, 50%, 100%, 45%)
HSL
hsl(30, 100%, 27%)
HSV
hsv(30, 100%, 55%)
HWB
hwb(30 0% 45%)
CIE Lab
lab(37.4 26.0 47.4)
OKLCH
oklch(47.0% 0.117 54.7)
XYZ (D65)
xyz(12.78, 9.75, 1.21)
Copy-ready code for Darkorange4
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: #8B4500;
background-color: #8B4500;CSS variable
:root {
--color-darkorange4: #8B4500;
}Tailwind config
// tailwind.config.js
colors: {
'darkorange4': '#8B4500',
}Sass
$color-darkorange4: #8B4500;Swift UIColor
UIColor(red: 0.545, green: 0.271, blue: 0.000, alpha: 1.0)Android XML
<color name="darkorange4">#8B4500</color>Closest match in every color system
The nearest Darkorange4 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.
Closest Pantone matches
Top 6 ΔE2000-closest Pantone references. Cross-system matching is approximate — see disclaimer.
Closest RAL Classic matches
Top 6 ΔE2000-closest RAL Classic references for industrial coating cross-reference.
RAL 8003
#734222
Clay brown
RAL 8001
#955F20
Ochre brown
RAL 8023
#A65E2E
Orange brown
RAL 8008
#6F4F28
Olive brown
RAL 8004
#8E402A
Copper brown
RAL 8024
#79553D
Beige brown
FAQ about Darkorange4
What is the HEX code for Darkorange4?
Darkorange4 (darkorange4) has the HEX code #8B4500. In RGB it is rgb(139, 69, 0), and in CMYK it is cmyk(0%, 50%, 100%, 45%).
What is the OKLCH value of Darkorange4?
Darkorange4 converts to oklch(0.470 0.117 54.7). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Darkorange4 accessible for body text?
Used as a background, Darkorange4 has a contrast ratio of 2.95:1 with black text and 7.12:1 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 Darkorange4?
The closest Pantone reference to Darkorange4 by ΔE2000 perceptual distance is Pantone 730 C (#80461B). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Darkorange4?
The closest RAL Classic reference to Darkorange4 by ΔE2000 distance is RAL 8003 (Clay brown, #734222). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Darkorange4?
The complementary color (180° opposite on the HSL color wheel) of Darkorange4 is #00458A. 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 colors are sRGB digital values from a 1980s color system. For print, convert to a process-appropriate color and proof against substrate.