#63531A#63531A

#63531A is a dark, moderate yellow. Relative luminance 0.089; OKLCH L 44.7% C 0.077 H 93.1°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX#63531A
RGBrgb(99, 83, 26)
HSLhsl(47, 58%, 25%)
HSVhsv(47, 74%, 39%)
CMYKcmyk(0%, 16.2%, 73.7%, 61.2%)
CIE-LABlab(35.82, -0.41, 34.43)
CIE-LCHlch(35.82, 34.43, 90.69°)
OKLaboklab(44.66% -0.0042 0.0772)
OKLCHoklch(44.66% 0.077 93.1)
XYZxyz(8.4257, 8.9142, 2.2539)
Luminance0.0891 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#63531A #1A2A63
analogous
#632E1A #63531A #4F631A
triadic
#63531A #1A6353 #531A63
tetradic
#63531A #1A632E #1A2A63 #631A4F
square
#63531A #1A632E #1A2A63 #631A4F
split-complementary
#63531A #1A4F63 #2E1A63
monochromatic
#181406 #332A0D #63531A #937C27 #C4A433

Accessibility & contrast

On white

7.55
#63531A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.78
#63531A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63531A
7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##63531A#FFFFFF#000000##FFFFFF
##63531A1.007.552.787.55
#FFFFFF7.551.0021.001.00
#0000002.7821.001.0021.00
##FFFFFF7.551.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C5112
Deuteranopia (green-blind)
#60561D
Tritanopia (blue-blind)
#6B4C47
Achromatopsia (no color)
#545454

Design tokens & code

CSS
--color: #63531a;
/* rgb */ color: rgb(99, 83, 26);
/* oklch */ color: oklch(44.7% 0.077 93.1);
Tailwind
colors: {
  custom: {
    50: '#92835a',
    500: '#63531a',
    950: '#000000',
  },
}
SCSS
$custom: #63531a;
$custom-light: #92835a;
$custom-dark: #000000;
JSON
{
  "hex": "#63531a",
  "rgb": {
    "r": 99,
    "g": 83,
    "b": 26
  },
  "hsl": {
    "h": 46.849,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.44662,
    "c": 0.07731,
    "h": 93.1
  },
  "luminance": 0.08914
}

Semantic roles & 50–950 ramp

primary
#63531A
secondary
#405499
accent
#68E246
background
#F9F7F5
surface
#F2EEE9
border
#CCC9C5
text
#0D0A04
muted
#7E7C79

Preview Lab

Preview with #63531A

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

Preview Lab → · Contrast checker → · Palette generator →

#63531A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva