#636331#636331

#636331 is a mid, moderate yellow. Relative luminance 0.118; OKLCH L 48.8% C 0.071 H 108.8°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#636331
RGB	rgb(99, 99, 49)
HSL	hsl(60, 34%, 29%)
HSV	hsv(60, 51%, 39%)
CMYK	cmyk(0%, 0%, 50.5%, 61.2%)
CIE-LAB	lab(40.89, -7.92, 28.20)
CIE-LCH	lch(40.89, 29.29, 105.69°)
OKLab	oklab(48.77% -0.0228 0.0671)
OKLCH	oklch(48.77% 0.071 108.8)
XYZ	xyz(10.1620, 11.7983, 4.6471)
Luminance	0.1180 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#636331 #313163

analogous

#634A31 #636331 #4A6331

triadic

#636331 #316363 #633163

tetradic

#636331 #31634A #313163 #63314A

square

#636331 #31634A #313163 #63314A

split-complementary

#636331 #314A63 #4A3163

monochromatic

#14140A #3A3A1D #636331 #8C8C45 #B0B05F

Accessibility & contrast

On white

6.25

#636331 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#636331 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #636331

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##636331	#FFFFFF	#000000	##FFFFFF
##636331	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5F2D

Deuteranopia (green-blind)

#6B6133

Tritanopia (blue-blind)

#695E57

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #636331;
/* rgb */ color: rgb(99, 99, 49);
/* oklch */ color: oklch(48.8% 0.071 108.8);

Tailwind

colors: {
  custom: {
    50: '#918f6a',
    500: '#636331',
    950: '#000000',
  },
}

SCSS

$custom: #636331;
$custom-light: #918f6a;
$custom-dark: #000000;

JSON

{
  "hex": "#636331",
  "rgb": {
    "r": 99,
    "g": 99,
    "b": 49
  },
  "hsl": {
    "h": 60,
    "s": 33.784,
    "l": 29.02
  },
  "oklch": {
    "l": 0.48771,
    "c": 0.07082,
    "h": 108.8
  },
  "luminance": 0.11798
}

Semantic roles & 50–950 ramp

primary

#636331

secondary

#5C5C94

accent

#5ECA5E

background

#F9F8F6

surface

#F1F0EB

border

#CBCBC6

text

#0D0C06

muted

#7E7D7A

Preview Lab

Preview with #636331

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

Preview Lab → · Contrast checker → · Palette generator →