#644C11#644C11

#644C11 is a dark, moderate orange. Relative luminance 0.079; OKLCH L 43.1% C 0.080 H 85.1°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX#644C11
RGBrgb(100, 76, 17)
HSLhsl(43, 71%, 23%)
HSVhsv(43, 83%, 39%)
CMYKcmyk(0%, 24%, 83%, 60.8%)
CIE-LABlab(33.81, 3.87, 36.49)
CIE-LCHlch(33.81, 36.69, 83.94°)
OKLaboklab(43.09% 0.0069 0.0795)
OKLCHoklch(43.09% 0.08 85.1)
XYZxyz(7.9417, 7.9192, 1.6405)
Luminance0.0792 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#644C11 #112964
analogous
#642311 #644C11 #526411
triadic
#644C11 #11644C #4C1164
tetradic
#644C11 #116423 #112964 #641152
square
#644C11 #116423 #112964 #641152
split-complementary
#644C11 #115264 #231164
monochromatic
#1A1404 #302408 #644C11 #98741A #CD9C23

Accessibility & contrast

On white

8.13
#644C11 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.58
#644C11 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644C11
8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##644C11#FFFFFF#000000##FFFFFF
##644C111.008.132.588.13
#FFFFFF8.131.0021.001.00
#0000002.5821.001.0021.00
##FFFFFF8.131.0021.001.00

Color blindness preview

Protanopia (red-blind)
#574C06
Deuteranopia (green-blind)
#5C5214
Tritanopia (blue-blind)
#6D4441
Achromatopsia (no color)
#4F4F4F

Design tokens & code

CSS
--color: #644c11;
/* rgb */ color: rgb(100, 76, 17);
/* oklch */ color: oklch(43.1% 0.080 85.1);
Tailwind
colors: {
  custom: {
    50: '#947d54',
    500: '#644c11',
    950: '#000000',
  },
}
SCSS
$custom: #644c11;
$custom-light: #947d54;
$custom-dark: #000000;
JSON
{
  "hex": "#644c11",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 17
  },
  "hsl": {
    "h": 42.651,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.43087,
    "c": 0.07982,
    "h": 85.1
  },
  "luminance": 0.07919
}

Semantic roles & 50–950 ramp

primary
#644C11
secondary
#35539C
accent
#6EEE3A
background
#F9F7F5
surface
#F2EEE9
border
#CCC9C5
text
#0E0903
muted
#7E7B78

Preview Lab

Preview with #644C11

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

Preview Lab → · Contrast checker → · Palette generator →

#644C11 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva