#638971#638971

#638971 is a mid, muted green. Relative luminance 0.217; OKLCH L 59.5% C 0.056 H 156.5°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX#638971
RGBrgb(99, 137, 113)
HSLhsl(142, 16%, 46%)
HSVhsv(142, 28%, 54%)
CMYKcmyk(27.7%, 0%, 17.5%, 46.3%)
CIE-LABlab(53.75, -18.52, 8.65)
CIE-LCHlch(53.75, 20.44, 154.96°)
OKLaboklab(59.46% -0.0514 0.0223)
OKLCHoklch(59.46% 0.056 156.5)
XYZxyz(17.0710, 21.7355, 18.9155)
Luminance0.2174 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#638971 #89637B
analogous
#688963 #638971 #638984
triadic
#638971 #716389 #897163
tetradic
#638971 #636889 #89637B #898463
square
#638971 #636889 #89637B #898463
split-complementary
#638971 #846389 #896368
monochromatic
#304236 #496554 #638971 #83A690 #A7BFB0

Accessibility & contrast

On white

3.93
#638971 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.35
#638971 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638971
5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##638971#FFFFFF#000000##000000
##6389711.003.935.355.35
#FFFFFF3.931.0021.0021.00
#0000005.3521.001.001.00
##0000005.3521.001.001.00

Color blindness preview

Protanopia (red-blind)
#898370
Deuteranopia (green-blind)
#827F72
Tritanopia (blue-blind)
#5C8882
Achromatopsia (no color)
#808080

Design tokens & code

CSS
--color: #638971;
/* rgb */ color: rgb(99, 137, 113);
/* oklch */ color: oklch(59.5% 0.056 156.5);
Tailwind
colors: {
  custom: {
    50: '#90ab99',
    500: '#638971',
    950: '#000000',
  },
}
SCSS
$custom: #638971;
$custom-light: #90ab99;
$custom-dark: #000000;
JSON
{
  "hex": "#638971",
  "rgb": {
    "r": 99,
    "g": 137,
    "b": 113
  },
  "hsl": {
    "h": 142.105,
    "s": 16.102,
    "l": 46.275
  },
  "oklch": {
    "l": 0.59456,
    "c": 0.05607,
    "h": 156.5
  },
  "luminance": 0.21736
}

Semantic roles & 50–950 ramp

primary
#638971
secondary
#AE9AA7
accent
#6F9EB9
background
#F8FAF9
surface
#F0F4F2
border
#CBCECC
text
#0C100E
muted
#7D7F7E

Preview Lab

Preview with #638971

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

Preview Lab → · Contrast checker → · Palette generator →

#638971 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva