#218C51#218C51

#218C51 is a mid, vivid green. Relative luminance 0.197; OKLCH L 56.7% C 0.131 H 153.8°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX#218C51
RGBrgb(33, 140, 81)
HSLhsl(147, 62%, 34%)
HSVhsv(147, 76%, 55%)
CMYKcmyk(76.4%, 0%, 42.1%, 45.1%)
CIE-LABlab(51.46, -43.57, 23.24)
CIE-LCHlch(51.46, 49.38, 151.92°)
OKLaboklab(56.68% -0.1174 0.0577)
OKLCHoklch(56.68% 0.131 153.8)
XYZxyz(11.4894, 19.6722, 10.9746)
Luminance0.1967 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#218C51 #8C215C
analogous
#278C21 #218C51 #218C87
triadic
#218C51 #51218C #8C5121
tetradic
#218C51 #21278C #8C215C #8C8721
square
#218C51 #21278C #8C215C #8C8721
split-complementary
#218C51 #87218C #8C2127
monochromatic
#0A2918 #155A34 #218C51 #2DBE6E #51D68D

Accessibility & contrast

On white

4.26
#218C51 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.93
#218C51 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C51
4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##218C51#FFFFFF#000000##000000
##218C511.004.264.934.93
#FFFFFF4.261.0021.0021.00
#0000004.9321.001.001.00
##0000004.9321.001.001.00

Color blindness preview

Protanopia (red-blind)
#8C804D
Deuteranopia (green-blind)
#7F7755
Tritanopia (blue-blind)
#008A7D
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #218c51;
/* rgb */ color: rgb(33, 140, 81);
/* oklch */ color: oklch(56.7% 0.131 153.8);
Tailwind
colors: {
  custom: {
    50: '#6dae82',
    500: '#218c51',
    950: '#000000',
  },
}
SCSS
$custom: #218c51;
$custom-light: #6dae82;
$custom-dark: #000000;
JSON
{
  "hex": "#218c51",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 81
  },
  "hsl": {
    "h": 146.916,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.56676,
    "c": 0.13081,
    "h": 153.8
  },
  "luminance": 0.19674
}

Semantic roles & 50–950 ramp

primary
#218C51
secondary
#B94F8A
accent
#439CE5
background
#F7FAF8
surface
#EDF4EF
border
#C8CECA
text
#08100A
muted
#7B7F7C

Preview Lab

Preview with #218C51

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

Preview Lab → · Contrast checker → · Palette generator →

#218C51 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva