#663E13#663E13

#663E13 is a dark, moderate orange. Relative luminance 0.063; OKLCH L 40.3% C 0.079 H 63.5°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#663E13
RGB	rgb(102, 62, 19)
HSL	hsl(31, 69%, 24%)
HSV	hsv(31, 81%, 40%)
CMYK	cmyk(0%, 39.2%, 81.4%, 60%)
CIE-LAB	lab(30.20, 13.59, 32.25)
CIE-LCH	lch(30.20, 35.00, 67.15°)
OKLab	oklab(40.33% 0.0353 0.0708)
OKLCH	oklch(40.33% 0.079 63.5)
XYZ	xyz(7.3203, 6.3178, 1.4499)
Luminance	0.0632 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663E13 #133B66

analogous

#661413 #663E13 #646613

triadic

#663E13 #13663E #3E1366

tetradic

#663E13 #136614 #133B66 #661364

square

#663E13 #136614 #133B66 #661364

split-complementary

#663E13 #136466 #141366

monochromatic

#1A1005 #321F09 #663E13 #9A5D1D #CD7D26

Accessibility & contrast

On white

9.28

#663E13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#663E13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663E13

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663E13	#FFFFFF	#000000	##FFFFFF
##663E13	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B420D

Deuteranopia (green-blind)

#544B14

Tritanopia (blue-blind)

#703535

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #663e13;
/* rgb */ color: rgb(102, 62, 19);
/* oklch */ color: oklch(40.3% 0.079 63.5);

Tailwind

colors: {
  custom: {
    50: '#967354',
    500: '#663e13',
    950: '#000000',
  },
}

SCSS

$custom: #663e13;
$custom-light: #967354;
$custom-dark: #000000;

JSON

{
  "hex": "#663e13",
  "rgb": {
    "r": 102,
    "g": 62,
    "b": 19
  },
  "hsl": {
    "h": 31.084,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.40328,
    "c": 0.07914,
    "h": 63.5
  },
  "luminance": 0.06317
}

Semantic roles & 50–950 ramp

primary

#663E13

secondary

#37699D

accent

#91EB3C

background

#F9F6F4

surface

#F2ECE7

border

#CCC7C3

text

#0E0803

muted

#7E7B78

Preview Lab

Preview with #663E13

Body copy rendered with the generated semantic roles for this colour.

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