#63591E#63591E

#63591E is a mid, moderate yellow. Relative luminance 0.099; OKLCH L 46.1% C 0.079 H 99.6°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#63591E
RGB	rgb(99, 89, 30)
HSL	hsl(51, 53%, 25%)
HSV	hsv(51, 70%, 39%)
CMYK	cmyk(0%, 10.1%, 69.7%, 61.2%)
CIE-LAB	lab(37.65, -3.74, 34.42)
CIE-LCH	lch(37.65, 34.62, 96.20°)
OKLab	oklab(46.12% -0.0132 0.0779)
OKLCH	oklch(46.12% 0.079 99.6)
XYZ	xyz(8.9527, 9.8915, 2.6657)
Luminance	0.0989 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63591E #1E2863

analogous

#63361E #63591E #4A631E

triadic

#63591E #1E6359 #591E63

tetradic

#63591E #1E6336 #1E2863 #631E4A

square

#63591E #1E6336 #1E2863 #631E4A

split-complementary

#63591E #1E4A63 #361E63

monochromatic

#171507 #342F10 #63591E #92832C #C1AD3A

Accessibility & contrast

On white

7.05

#63591E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#63591E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63591E

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63591E	#FFFFFF	#000000	##FFFFFF
##63591E	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625617

Deuteranopia (green-blind)

#655A21

Tritanopia (blue-blind)

#6B524D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #63591e;
/* rgb */ color: rgb(99, 89, 30);
/* oklch */ color: oklch(46.1% 0.079 99.6);

Tailwind

colors: {
  custom: {
    50: '#92875d',
    500: '#63591e',
    950: '#000000',
  },
}

SCSS

$custom: #63591e;
$custom-light: #92875d;
$custom-dark: #000000;

JSON

{
  "hex": "#63591e",
  "rgb": {
    "r": 99,
    "g": 89,
    "b": 30
  },
  "hsl": {
    "h": 51.304,
    "s": 53.488,
    "l": 25.294
  },
  "oklch": {
    "l": 0.4612,
    "c": 0.07903,
    "h": 99.6
  },
  "luminance": 0.09891
}

Semantic roles & 50–950 ramp

primary

#63591E

secondary

#455198

accent

#60DD4B

background

#F9F8F5

surface

#F1EFE9

border

#CBCAC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #63591E

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

Preview Lab → · Contrast checker → · Palette generator →