#63641D#63641D

#63641D is a mid, moderate yellow. Relative luminance 0.119; OKLCH L 48.8% C 0.092 H 110.2°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#63641D
RGB	rgb(99, 100, 29)
HSL	hsl(61, 55%, 25%)
HSV	hsv(61, 71%, 39%)
CMYK	cmyk(1%, 0%, 71%, 60.8%)
CIE-LAB	lab(40.99, -10.18, 38.33)
CIE-LCH	lch(40.99, 39.66, 104.87°)
OKLab	oklab(48.78% -0.0316 0.086)
OKLCH	oklch(48.78% 0.092 110.2)
XYZ	xyz(9.9249, 11.8560, 2.9278)
Luminance	0.1186 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63641D #1E1D64

analogous

#64411D #63641D #3F641D

triadic

#63641D #1D6364 #641D63

tetradic

#63641D #1D6441 #1E1D64 #641D3F

square

#63641D #1D6441 #1E1D64 #641D3F

split-complementary

#63641D #1D3F64 #411D64

monochromatic

#171807 #34350F #63641D #92932B #C1C339

Accessibility & contrast

On white

6.23

#63641D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#63641D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #63641D

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63641D	#FFFFFF	#000000	##FFFFFF
##63641D	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6013

Deuteranopia (green-blind)

#6D6222

Tritanopia (blue-blind)

#6A5D56

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #63641d;
/* rgb */ color: rgb(99, 100, 29);
/* oklch */ color: oklch(48.8% 0.092 110.2);

Tailwind

colors: {
  custom: {
    50: '#92905e',
    500: '#63641d',
    950: '#000000',
  },
}

SCSS

$custom: #63641d;
$custom-light: #92905e;
$custom-dark: #000000;

JSON

{
  "hex": "#63641d",
  "rgb": {
    "r": 99,
    "g": 100,
    "b": 29
  },
  "hsl": {
    "h": 60.845,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.48776,
    "c": 0.09161,
    "h": 110.2
  },
  "luminance": 0.11856
}

Semantic roles & 50–950 ramp

primary

#63641D

secondary

#454499

accent

#49DE4C

background

#F9F8F5

surface

#F1F0E9

border

#CBCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #63641D

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

Preview Lab → · Contrast checker → · Palette generator →