#643D26#643D26

#643D26 is a dark, moderate orange. Relative luminance 0.062; OKLCH L 40.1% C 0.065 H 50.6°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#643D26
RGB	rgb(100, 61, 38)
HSL	hsl(22, 45%, 27%)
HSV	hsv(22, 62%, 39%)
CMYK	cmyk(0%, 39%, 62%, 60.8%)
CIE-LAB	lab(29.88, 14.53, 21.18)
CIE-LCH	lch(29.88, 25.69, 55.56°)
OKLab	oklab(40.09% 0.0415 0.0505)
OKLCH	oklch(40.09% 0.065 50.6)
XYZ	xyz(7.2746, 6.1874, 2.6445)
Luminance	0.0619 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643D26 #264D64

analogous

#64262E #643D26 #645C26

triadic

#643D26 #26643D #3D2664

tetradic

#643D26 #2E6426 #264D64 #5C2664

square

#643D26 #2E6426 #264D64 #5C2664

split-complementary

#643D26 #26645C #262E64

monochromatic

#160E08 #382215 #643D26 #905837 #BA744A

Accessibility & contrast

On white

9.39

#643D26 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#643D26 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643D26

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643D26	#FFFFFF	#000000	##FFFFFF
##643D26	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484124

Deuteranopia (green-blind)

#514A26

Tritanopia (blue-blind)

#6D3637

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #643d26;
/* rgb */ color: rgb(100, 61, 38);
/* oklch */ color: oklch(40.1% 0.065 50.6);

Tailwind

colors: {
  custom: {
    50: '#937261',
    500: '#643d26',
    950: '#000000',
  },
}

SCSS

$custom: #643d26;
$custom-light: #937261;
$custom-dark: #000000;

JSON

{
  "hex": "#643d26",
  "rgb": {
    "r": 100,
    "g": 61,
    "b": 38
  },
  "hsl": {
    "h": 22.258,
    "s": 44.928,
    "l": 27.059
  },
  "oklch": {
    "l": 0.40093,
    "c": 0.06535,
    "h": 50.6
  },
  "luminance": 0.06187
}

Semantic roles & 50–950 ramp

primary

#643D26

secondary

#4F7C97

accent

#A5D553

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0D0805

muted

#7E7B79

Preview Lab

Preview with #643D26

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

Preview Lab → · Contrast checker → · Palette generator →