#63581A#63581A

#63581A is a mid, moderate yellow. Relative luminance 0.097; OKLCH L 45.8% C 0.081 H 99.0°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#63581A
RGB	rgb(99, 88, 26)
HSL	hsl(51, 58%, 25%)
HSV	hsv(51, 74%, 39%)
CMYK	cmyk(0%, 11.1%, 73.7%, 61.2%)
CIE-LAB	lab(37.31, -3.41, 35.95)
CIE-LCH	lch(37.31, 36.11, 95.41°)
OKLab	oklab(45.84% -0.0128 0.0804)
OKLCH	oklch(45.84% 0.081 99)
XYZ	xyz(8.8222, 9.7071, 2.3860)
Luminance	0.0971 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63581A #1A2563

analogous

#63341A #63581A #4A631A

triadic

#63581A #1A6358 #581A63

tetradic

#63581A #1A6334 #1A2563 #631A4A

square

#63581A #1A6334 #1A2563 #631A4A

split-complementary

#63581A #1A4A63 #341A63

monochromatic

#181606 #332D0D #63581A #938327 #C4AE33

Accessibility & contrast

On white

7.14

#63581A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#63581A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63581A

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63581A	#FFFFFF	#000000	##FFFFFF
##63581A	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615611

Deuteranopia (green-blind)

#64591E

Tritanopia (blue-blind)

#6B514B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #63581a;
/* rgb */ color: rgb(99, 88, 26);
/* oklch */ color: oklch(45.8% 0.081 99.0);

Tailwind

colors: {
  custom: {
    50: '#92865b',
    500: '#63581a',
    950: '#000000',
  },
}

SCSS

$custom: #63581a;
$custom-light: #92865b;
$custom-dark: #000000;

JSON

{
  "hex": "#63581a",
  "rgb": {
    "r": 99,
    "g": 88,
    "b": 26
  },
  "hsl": {
    "h": 50.959,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.45843,
    "c": 0.08141,
    "h": 99
  },
  "luminance": 0.09707
}

Semantic roles & 50–950 ramp

primary

#63581A

secondary

#404D99

accent

#5EE246

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #63581A

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

Preview Lab → · Contrast checker → · Palette generator →