#643812#643812

#643812 is a dark, moderate orange. Relative luminance 0.056; OKLCH L 38.8% C 0.080 H 57.4°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#643812
RGB	rgb(100, 56, 18)
HSL	hsl(28, 69%, 23%)
HSV	hsv(28, 82%, 39%)
CMYK	cmyk(0%, 44%, 82%, 60.8%)
CIE-LAB	lab(28.33, 16.27, 30.81)
CIE-LCH	lch(28.33, 34.84, 62.16°)
OKLab	oklab(38.82% 0.0433 0.0676)
OKLCH	oklch(38.82% 0.08 57.4)
XYZ	xyz(6.7795, 5.5821, 1.2926)
Luminance	0.0558 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643812 #123E64

analogous

#641215 #643812 #646112

triadic

#643812 #126438 #381264

tetradic

#643812 #156412 #123E64 #611264

square

#643812 #156412 #123E64 #611264

split-complementary

#643812 #126461 #121564

monochromatic

#1A0F05 #301B09 #643812 #98551B #CC7225

Accessibility & contrast

On white

9.92

#643812 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#643812 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643812

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643812	#FFFFFF	#000000	##FFFFFF
##643812	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453D0D

Deuteranopia (green-blind)

#504712

Tritanopia (blue-blind)

#6E2E30

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #643812;
/* rgb */ color: rgb(100, 56, 18);
/* oklch */ color: oklch(38.8% 0.080 57.4);

Tailwind

colors: {
  custom: {
    50: '#956f52',
    500: '#643812',
    950: '#000000',
  },
}

SCSS

$custom: #643812;
$custom-light: #956f52;
$custom-dark: #000000;

JSON

{
  "hex": "#643812",
  "rgb": {
    "r": 100,
    "g": 56,
    "b": 18
  },
  "hsl": {
    "h": 27.805,
    "s": 69.492,
    "l": 23.137
  },
  "oklch": {
    "l": 0.38819,
    "c": 0.08026,
    "h": 57.4
  },
  "luminance": 0.05581
}

Semantic roles & 50–950 ramp

primary

#643812

secondary

#366D9C

accent

#9AEC3B

background

#F9F6F4

surface

#F2ECE7

border

#CCC7C3

text

#0E0702

muted

#7E7A78

Preview Lab

Preview with #643812

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

Preview Lab → · Contrast checker → · Palette generator →