#636813#636813

#636813 is a mid, moderate yellow. Relative luminance 0.126; OKLCH L 49.7% C 0.103 H 113.1°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX#636813
RGBrgb(99, 104, 19)
HSLhsl(64, 69%, 24%)
HSVhsv(64, 82%, 41%)
CMYKcmyk(4.8%, 0%, 81.7%, 59.2%)
CIE-LABlab(42.16, -12.96, 43.35)
CIE-LCHlch(42.16, 45.24, 106.64°)
OKLaboklab(49.69% -0.0403 0.0947)
OKLCHoklch(49.69% 0.103 113.1)
XYZxyz(10.2138, 12.6005, 2.5101)
Luminance0.1260 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#636813 #181368
analogous
#684313 #636813 #396813
triadic
#636813 #136368 #681363
tetradic
#636813 #136843 #181368 #681339
square
#636813 #136843 #181368 #681339
split-complementary
#636813 #133968 #431368
monochromatic
#191A05 #32340A #636813 #949C1C #C6CF26

Accessibility & contrast

On white

5.97
#636813 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.52
#636813 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #636813
5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##636813#FFFFFF#000000##FFFFFF
##6368131.005.973.525.97
#FFFFFF5.971.0021.001.00
#0000003.5221.001.0021.00
##FFFFFF5.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#706300
Deuteranopia (green-blind)
#70641B
Tritanopia (blue-blind)
#6A6158
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #636813;
/* rgb */ color: rgb(99, 104, 19);
/* oklch */ color: oklch(49.7% 0.103 113.1);
Tailwind
colors: {
  custom: {
    50: '#929359',
    500: '#636813',
    950: '#000000',
  },
}
SCSS
$custom: #636813;
$custom-light: #929359;
$custom-dark: #000000;
JSON
{
  "hex": "#636813",
  "rgb": {
    "r": 99,
    "g": 104,
    "b": 19
  },
  "hsl": {
    "h": 63.529,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.4969,
    "c": 0.10289,
    "h": 113.1
  },
  "luminance": 0.126
}

Semantic roles & 50–950 ramp

primary
#636813
secondary
#3E379F
accent
#3CEC46
background
#F9F8F5
surface
#F2F0E9
border
#CCCBC5
text
#0D0D04
muted
#7E7D79

Preview Lab

Preview with #636813

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

Preview Lab → · Contrast checker → · Palette generator →

#636813 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva