#644C10#644C10

#644C10 is a dark, moderate orange. Relative luminance 0.079; OKLCH L 43.1% C 0.080 H 85.3°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#644C10
RGB	rgb(100, 76, 16)
HSL	hsl(43, 72%, 23%)
HSV	hsv(43, 84%, 39%)
CMYK	cmyk(0%, 24%, 84%, 60.8%)
CIE-LAB	lab(33.81, 3.83, 36.89)
CIE-LCH	lch(33.81, 37.08, 84.07°)
OKLab	oklab(43.08% 0.0066 0.0801)
OKLCH	oklch(43.08% 0.08 85.3)
XYZ	xyz(7.9340, 7.9162, 1.6002)
Luminance	0.0792 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644C10 #102864

analogous

#642210 #644C10 #526410

triadic

#644C10 #10644C #4C1064

tetradic

#644C10 #106422 #102864 #641052

square

#644C10 #106422 #102864 #641052

split-complementary

#644C10 #105264 #221064

monochromatic

#1A1404 #2F2408 #644C10 #997418 #CE9C21

Accessibility & contrast

On white

8.13

#644C10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#644C10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644C10

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644C10	#FFFFFF	#000000	##FFFFFF
##644C10	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574C05

Deuteranopia (green-blind)

#5C5213

Tritanopia (blue-blind)

#6D4441

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #644c10;
/* rgb */ color: rgb(100, 76, 16);
/* oklch */ color: oklch(43.1% 0.080 85.3);

Tailwind

colors: {
  custom: {
    50: '#947d54',
    500: '#644c10',
    950: '#000000',
  },
}

SCSS

$custom: #644c10;
$custom-light: #947d54;
$custom-dark: #000000;

JSON

{
  "hex": "#644c10",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 16
  },
  "hsl": {
    "h": 42.857,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.4308,
    "c": 0.0804,
    "h": 85.3
  },
  "luminance": 0.07916
}

Semantic roles & 50–950 ramp

primary

#644C10

secondary

#33519D

accent

#6DEF39

background

#F9F7F5

surface

#F2EEE8

border

#CCC9C4

text

#0E0903

muted

#7E7B78

Preview Lab

Preview with #644C10

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

Preview Lab → · Contrast checker → · Palette generator →