#644D0F#644D0F

#644D0F is a dark, moderate orange. Relative luminance 0.081; OKLCH L 43.3% C 0.081 H 86.7°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#644D0F
RGB	rgb(100, 77, 15)
HSL	hsl(44, 74%, 23%)
HSV	hsv(44, 85%, 39%)
CMYK	cmyk(0%, 23%, 85%, 60.8%)
CIE-LAB	lab(34.09, 3.18, 37.53)
CIE-LCH	lch(34.09, 37.67, 85.16°)
OKLab	oklab(43.3% 0.0046 0.0813)
OKLCH	oklch(43.3% 0.081 86.7)
XYZ	xyz(7.9961, 8.0521, 1.5849)
Luminance	0.0805 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644D0F #0F2664

analogous

#64230F #644D0F #50640F

triadic

#644D0F #0F644D #4D0F64

tetradic

#644D0F #0F6423 #0F2664 #640F50

square

#644D0F #0F6423 #0F2664 #640F50

split-complementary

#644D0F #0F5064 #230F64

monochromatic

#1B1404 #2F2407 #644D0F #997617 #CE9F1F

Accessibility & contrast

On white

8.04

#644D0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#644D0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644D0F

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644D0F	#FFFFFF	#000000	##FFFFFF
##644D0F	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D03

Deuteranopia (green-blind)

#5D5313

Tritanopia (blue-blind)

#6D4541

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #644d0f;
/* rgb */ color: rgb(100, 77, 15);
/* oklch */ color: oklch(43.3% 0.081 86.7);

Tailwind

colors: {
  custom: {
    50: '#947e53',
    500: '#644d0f',
    950: '#000000',
  },
}

SCSS

$custom: #644d0f;
$custom-light: #947e53;
$custom-dark: #000000;

JSON

{
  "hex": "#644d0f",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 15
  },
  "hsl": {
    "h": 43.765,
    "s": 73.913,
    "l": 22.549
  },
  "oklch": {
    "l": 0.43301,
    "c": 0.0814,
    "h": 86.7
  },
  "luminance": 0.08052
}

Semantic roles & 50–950 ramp

primary

#644D0F

secondary

#324F9D

accent

#69F137

background

#F9F7F4

surface

#F2EEE8

border

#CCC9C4

text

#0E0903

muted

#7E7B78

Preview Lab

Preview with #644D0F

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

Preview Lab → · Contrast checker → · Palette generator →