Coral4
coral4 · #8B3E2F
HEX
#8B3E2F
RGB
rgb(139, 62, 47)
CMYK
cmyk(0%, 55%, 66%, 45%)
HSL
hsl(10, 49%, 36%)
LAB
lab(36.3, 31.6, 24.9)
What is Coral4?
Coral4 is the coral4 reference in the X11 named colors. Its sRGB value is #8B3E2F (rgb 139, 62, 47). It sits in the red 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 Coral4 as a background.
Black text on this color
White text on this color
Shades, tints & tonal scale of Coral4
An 11-step tonal scale derived from Coral4 (#8B3E2F). 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
#F6F0EE
#F6F0EE
100
#ECE0DE
#ECE0DE
200
#DAC1BC
#DAC1BC
300
#C59F97
#C59F97
400
#A86E63
#A86E63
500
#8B3E2F
#8B3E2F
600
#763528
#763528
700
#5A281F
#5A281F
800
#3F1C15
#3F1C15
900
#23100C
#23100C
950
#110706
#110706
Lighter tints (mixed with white)
15%
#A47974
30%
#B89C99
45%
#CAB8B6
60%
#DACECD
75%
#E9E2E2
Darker shades (mixed with black)
15%
#81392B
30%
#763427
45%
#692D22
60%
#5A261C
75%
#481D14
Color harmonies for Coral4
Classic color-theory harmonies derived from rotating the hue of Coral4. Use these to build accent palettes, brand systems, and accessible UI color pairings.
Complementary
180° opposite — strongest contrast
#8B3E2F
#8B3E2F
#2F7A89
#2F7A89
Triadic
Three colors 120° apart
#8B3E2F
#8B3E2F
#2F893E
#2F893E
#3E2F89
#3E2F89
Analogous
Two neighbors ±30° on the wheel
#892F4D
#892F4D
#8B3E2F
#8B3E2F
#896B2F
#896B2F
Split-complementary
Base + two colors flanking its complement
#8B3E2F
#8B3E2F
#2F896B
#2F896B
#2F4D89
#2F4D89
Tetradic
Two complementary pairs
#8B3E2F
#8B3E2F
#7A892F
#7A892F
#2F7A89
#2F7A89
#3E2F89
#3E2F89
Square
Four colors evenly spaced 90° apart
#8B3E2F
#8B3E2F
#4D892F
#4D892F
#2F7A89
#2F7A89
#6B2F89
#6B2F89
Coral4 in every color space
Full conversion of Coral4 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
#8B3E2F
RGB
rgb(139, 62, 47)
CMYK
cmyk(0%, 55%, 66%, 45%)
HSL
hsl(10, 49%, 36%)
HSV
hsv(10, 66%, 55%)
HWB
hwb(10 18% 45%)
CIE Lab
lab(36.3 31.6 24.9)
OKLCH
oklch(46.2% 0.109 32.6)
XYZ (D65)
xyz(12.88, 9.14, 3.77)
Copy-ready code for Coral4
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: #8B3E2F;
background-color: #8B3E2F;CSS variable
:root {
--color-coral4: #8B3E2F;
}Tailwind config
// tailwind.config.js
colors: {
'coral4': '#8B3E2F',
}Sass
$color-coral4: #8B3E2F;Swift UIColor
UIColor(red: 0.545, green: 0.243, blue: 0.184, alpha: 1.0)Android XML
<color name="coral4">#8B3E2F</color>Closest match in every color system
The nearest Coral4 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 8004
#8E402A
Copper brown
RAL 3002
#A2231D
Carmine red
RAL 8002
#6C3B2A
Signal brown
RAL 3013
#A12312
Tomato red
RAL 3001
#A52019
Signal red
RAL 3011
#781F19
Brown red
FAQ about Coral4
What is the HEX code for Coral4?
Coral4 (coral4) has the HEX code #8B3E2F. In RGB it is rgb(139, 62, 47), and in CMYK it is cmyk(0%, 55%, 66%, 45%).
What is the OKLCH value of Coral4?
Coral4 converts to oklch(0.462 0.109 32.6). OKLCH is the perceptually uniform color space used by Tailwind v4 and CSS Color Module Level 4.
Is Coral4 accessible for body text?
Used as a background, Coral4 has a contrast ratio of 2.83:1 with black text and 7.43:1 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 Coral4?
The closest Pantone reference to Coral4 by ΔE2000 perceptual distance is Pantone 174 C (#963821). Cross-system Pantone matching is approximate; for color-critical print work, verify with a physical Pantone guide.
What is the closest RAL color to Coral4?
The closest RAL Classic reference to Coral4 by ΔE2000 distance is RAL 8004 (Copper brown, #8E402A). RAL is a German industrial coating standard commonly used for paint, powder coat, and architectural specification.
What is the complementary color of Coral4?
The complementary color (180° opposite on the HSL color wheel) of Coral4 is #2F7A89. 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.