#218C55#218C55

#218C55 is a mid, vivid green. Relative luminance 0.197; OKLCH L 56.8% C 0.127 H 155.4°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX#218C55
RGBrgb(33, 140, 85)
HSLhsl(149, 62%, 34%)
HSVhsv(149, 76%, 55%)
CMYKcmyk(76.4%, 0%, 39.3%, 45.1%)
CIE-LABlab(51.54, -42.77, 21.12)
CIE-LCHlch(51.54, 47.70, 153.72°)
OKLaboklab(56.76% -0.1154 0.0528)
OKLCHoklch(56.76% 0.127 155.4)
XYZxyz(11.6439, 19.7340, 11.7879)
Luminance0.1973 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#218C55 #8C2158
analogous
#228C21 #218C55 #218C8B
triadic
#218C55 #55218C #8C5521
tetradic
#218C55 #21228C #8C2158 #8C8B21
square
#218C55 #21228C #8C2158 #8C8B21
split-complementary
#218C55 #8B218C #8C2122
monochromatic
#0A2919 #155A37 #218C55 #2DBE73 #51D692

Accessibility & contrast

On white

4.24
#218C55 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.95
#218C55 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C55
4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##218C55#FFFFFF#000000##000000
##218C551.004.244.954.95
#FFFFFF4.241.0021.0021.00
#0000004.9521.001.001.00
##0000004.9521.001.001.00

Color blindness preview

Protanopia (red-blind)
#8B8051
Deuteranopia (green-blind)
#7F7759
Tritanopia (blue-blind)
#008B7E
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #218c55;
/* rgb */ color: rgb(33, 140, 85);
/* oklch */ color: oklch(56.8% 0.127 155.4);
Tailwind
colors: {
  custom: {
    50: '#6dae85',
    500: '#218c55',
    950: '#000000',
  },
}
SCSS
$custom: #218c55;
$custom-light: #6dae85;
$custom-dark: #000000;
JSON
{
  "hex": "#218c55",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 85
  },
  "hsl": {
    "h": 149.159,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.56757,
    "c": 0.12694,
    "h": 155.4
  },
  "luminance": 0.19735
}

Semantic roles & 50–950 ramp

primary
#218C55
secondary
#B94F86
accent
#4396E5
background
#F7FAF8
surface
#EDF4EF
border
#C8CECA
text
#08100B
muted
#7B7F7C

Preview Lab

Preview with #218C55

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

Preview Lab → · Contrast checker → · Palette generator →

#218C55 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva