#63641A#63641A

#63641A is a mid, moderate yellow. Relative luminance 0.118; OKLCH L 48.8% C 0.094 H 110.2°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#63641A
RGB	rgb(99, 100, 26)
HSL	hsl(61, 59%, 25%)
HSV	hsv(61, 74%, 39%)
CMYK	cmyk(1%, 0%, 74%, 60.8%)
CIE-LAB	lab(40.96, -10.36, 39.59)
CIE-LCH	lch(40.96, 40.93, 104.67°)
OKLab	oklab(48.75% -0.0324 0.0881)
OKLCH	oklch(48.75% 0.094 110.2)
XYZ	xyz(9.8895, 11.8418, 2.7418)
Luminance	0.1184 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63641A #1B1A64

analogous

#64401A #63641A #3E641A

triadic

#63641A #1A6364 #641A63

tetradic

#63641A #1A6440 #1B1A64 #641A3E

square

#63641A #1A6440 #1B1A64 #641A3E

split-complementary

#63641A #1A3E64 #401A64

monochromatic

#181806 #33330D #63641A #939527 #C3C533

Accessibility & contrast

On white

6.23

#63641A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#63641A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #63641A

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63641A	#FFFFFF	#000000	##FFFFFF
##63641A	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)

#6C5F0E

Deuteranopia (green-blind)

#6D621F

Tritanopia (blue-blind)

#6A5D55

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #63641a;
/* rgb */ color: rgb(99, 100, 26);
/* oklch */ color: oklch(48.8% 0.094 110.2);

Tailwind

colors: {
  custom: {
    50: '#928f5c',
    500: '#63641a',
    950: '#000000',
  },
}

SCSS

$custom: #63641a;
$custom-light: #928f5c;
$custom-dark: #000000;

JSON

{
  "hex": "#63641a",
  "rgb": {
    "r": 99,
    "g": 100,
    "b": 26
  },
  "hsl": {
    "h": 60.811,
    "s": 58.73,
    "l": 24.706
  },
  "oklch": {
    "l": 0.4875,
    "c": 0.09386,
    "h": 110.2
  },
  "luminance": 0.11842
}

Semantic roles & 50–950 ramp

primary

#63641A

secondary

#41409A

accent

#46E248

background

#F9F8F5

surface

#F1F0E9

border

#CBCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #63641A

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

Preview Lab → · Contrast checker → · Palette generator →