#64631D#64631D

#64631D is a mid, moderate yellow. Relative luminance 0.117; OKLCH L 48.6% C 0.090 H 108.5°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#64631D
RGB	rgb(100, 99, 29)
HSL	hsl(59, 55%, 25%)
HSV	hsv(59, 71%, 39%)
CMYK	cmyk(0%, 1%, 71%, 60.8%)
CIE-LAB	lab(40.77, -9.14, 38.14)
CIE-LCH	lch(40.77, 39.22, 103.47°)
OKLab	oklab(48.63% -0.0287 0.0856)
OKLCH	oklch(48.63% 0.09 108.5)
XYZ	xyz(9.9395, 11.7220, 2.9012)
Luminance	0.1172 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64631D #1D1E64

analogous

#643F1D #64631D #41641D

triadic

#64631D #1D6463 #631D64

tetradic

#64631D #1D643F #1D1E64 #641D41

square

#64631D #1D643F #1D1E64 #641D41

split-complementary

#64631D #1D4164 #3F1D64

monochromatic

#181707 #35340F #64631D #93922B #C3C139

Accessibility & contrast

On white

6.28

#64631D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#64631D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #64631D

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64631D	#FFFFFF	#000000	##FFFFFF
##64631D	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B5F13

Deuteranopia (green-blind)

#6C6122

Tritanopia (blue-blind)

#6B5C55

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #64631d;
/* rgb */ color: rgb(100, 99, 29);
/* oklch */ color: oklch(48.6% 0.090 108.5);

Tailwind

colors: {
  custom: {
    50: '#938f5e',
    500: '#64631d',
    950: '#000000',
  },
}

SCSS

$custom: #64631d;
$custom-light: #938f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#64631d",
  "rgb": {
    "r": 100,
    "g": 99,
    "b": 29
  },
  "hsl": {
    "h": 59.155,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.48626,
    "c": 0.09025,
    "h": 108.5
  },
  "luminance": 0.11722
}

Semantic roles & 50–950 ramp

primary

#64631D

secondary

#444599

accent

#4CDE49

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #64631D

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

Preview Lab → · Contrast checker → · Palette generator →