#63641E#63641E

#63641E is a mid, moderate yellow. Relative luminance 0.119; OKLCH L 48.8% C 0.091 H 110.1°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#63641E
RGB	rgb(99, 100, 30)
HSL	hsl(61, 54%, 25%)
HSV	hsv(61, 70%, 39%)
CMYK	cmyk(1%, 0%, 70%, 60.8%)
CIE-LAB	lab(40.99, -10.12, 37.90)
CIE-LCH	lch(40.99, 39.23, 104.94°)
OKLab	oklab(48.79% -0.0313 0.0853)
OKLCH	oklch(48.79% 0.091 110.1)
XYZ	xyz(9.9374, 11.8610, 2.9940)
Luminance	0.1186 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63641E #1F1E64

analogous

#64421E #63641E #40641E

triadic

#63641E #1E6364 #641E63

tetradic

#63641E #1E6442 #1F1E64 #641E40

square

#63641E #1E6442 #1F1E64 #641E40

split-complementary

#63641E #1E4064 #421E64

monochromatic

#171807 #343510 #63641E #92932C #C0C23A

Accessibility & contrast

On white

6.23

#63641E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#63641E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #63641E

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

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

#6C6014

Deuteranopia (green-blind)

#6D6223

Tritanopia (blue-blind)

#6A5E56

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #63641e;
/* rgb */ color: rgb(99, 100, 30);
/* oklch */ color: oklch(48.8% 0.091 110.1);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#63641e",
  "rgb": {
    "r": 99,
    "g": 100,
    "b": 30
  },
  "hsl": {
    "h": 60.857,
    "s": 53.846,
    "l": 25.49
  },
  "oklch": {
    "l": 0.48785,
    "c": 0.09082,
    "h": 110.1
  },
  "luminance": 0.11861
}

Semantic roles & 50–950 ramp

primary

#63641E

secondary

#464599

accent

#4BDD4D

background

#F9F8F5

surface

#F1F0E9

border

#CBCBC5

text

#0D0C05

muted

#7E7D79

Preview Lab

Preview with #63641E

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

Preview Lab → · Contrast checker → · Palette generator →