#644B11#644B11

#644B11 is a dark, moderate orange. Relative luminance 0.078; OKLCH L 42.9% C 0.079 H 83.8°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#644B11
RGB	rgb(100, 75, 17)
HSL	hsl(42, 71%, 23%)
HSV	hsv(42, 83%, 39%)
CMYK	cmyk(0%, 25%, 83%, 60.8%)
CIE-LAB	lab(33.53, 4.49, 36.22)
CIE-LCH	lch(33.53, 36.50, 82.94°)
OKLab	oklab(42.86% 0.0086 0.079)
OKLCH	oklch(42.86% 0.079 83.8)
XYZ	xyz(7.8733, 7.7825, 1.6177)
Luminance	0.0778 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644B11 #112A64

analogous

#642211 #644B11 #536411

triadic

#644B11 #11644B #4B1164

tetradic

#644B11 #116422 #112A64 #641153

square

#644B11 #116422 #112A64 #641153

split-complementary

#644B11 #115364 #221164

monochromatic

#1A1404 #302408 #644B11 #98721A #CD9923

Accessibility & contrast

On white

8.21

#644B11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#644B11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644B11

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644B11	#FFFFFF	#000000	##FFFFFF
##644B11	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564B07

Deuteranopia (green-blind)

#5C5114

Tritanopia (blue-blind)

#6D4340

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #644b11;
/* rgb */ color: rgb(100, 75, 17);
/* oklch */ color: oklch(42.9% 0.079 83.8);

Tailwind

colors: {
  custom: {
    50: '#947d54',
    500: '#644b11',
    950: '#000000',
  },
}

SCSS

$custom: #644b11;
$custom-light: #947d54;
$custom-dark: #000000;

JSON

{
  "hex": "#644b11",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 17
  },
  "hsl": {
    "h": 41.928,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.4286,
    "c": 0.07942,
    "h": 83.8
  },
  "luminance": 0.07782
}

Semantic roles & 50–950 ramp

primary

#644B11

secondary

#35549C

accent

#70EE3A

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0903

muted

#7E7B78

Preview Lab

Preview with #644B11

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

Preview Lab → · Contrast checker → · Palette generator →