#638011#638011

#638011 is a mid, vivid yellow-green. Relative luminance 0.181; OKLCH L 55.7% C 0.133 H 124.4°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX#638011
RGBrgb(99, 128, 17)
HSLhsl(76, 77%, 28%)
HSVhsv(76, 87%, 50%)
CMYKcmyk(22.7%, 0%, 86.7%, 49.8%)
CIE-LABlab(49.66, -25.60, 50.55)
CIE-LCHlch(49.66, 56.66, 116.86°)
OKLaboklab(55.73% -0.0751 0.1097)
OKLCHoklch(55.73% 0.133 124.4)
XYZxyz(12.9661, 18.1313, 3.3468)
Luminance0.1813 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#638011 #2E1180
analogous
#806511 #638011 #2B8011
triadic
#638011 #116380 #801163
tetradic
#638011 #118065 #2E1180 #80112B
square
#638011 #118065 #2E1180 #80112B
split-complementary
#638011 #112B80 #651180
monochromatic
#151B04 #394A0A #638011 #8DB618 #B2E329

Accessibility & contrast

On white

4.54
#638011 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.63
#638011 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638011
4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##638011#FFFFFF#000000##000000
##6380111.004.544.634.63
#FFFFFF4.541.0021.0021.00
#0000004.6321.001.001.00
##0000004.6321.001.001.00

Color blindness preview

Protanopia (red-blind)
#887700
Deuteranopia (green-blind)
#84761E
Tritanopia (blue-blind)
#68796D
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #638011;
/* rgb */ color: rgb(99, 128, 17);
/* oklch */ color: oklch(55.7% 0.133 124.4);
Tailwind
colors: {
  custom: {
    50: '#93a55c',
    500: '#638011',
    950: '#000000',
  },
}
SCSS
$custom: #638011;
$custom-light: #93a55c;
$custom-dark: #000000;
JSON
{
  "hex": "#638011",
  "rgb": {
    "r": 99,
    "g": 128,
    "b": 17
  },
  "hsl": {
    "h": 75.676,
    "s": 76.552,
    "l": 28.431
  },
  "oklch": {
    "l": 0.55733,
    "c": 0.13294,
    "h": 124.4
  },
  "luminance": 0.18131
}

Semantic roles & 50–950 ramp

primary
#638011
secondary
#5837B6
accent
#35F366
background
#F9FAF5
surface
#F2F4E9
border
#CCCEC5
text
#0D0F05
muted
#7E7F79

Preview Lab

Preview with #638011

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

Preview Lab → · Contrast checker → · Palette generator →

#638011 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva