#218C4C#218C4C

#218C4C is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.6% C 0.136 H 152.0°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX#218C4C
RGBrgb(33, 140, 76)
HSLhsl(144, 62%, 34%)
HSVhsv(144, 76%, 55%)
CMYKcmyk(76.4%, 0%, 45.7%, 45.1%)
CIE-LABlab(51.38, -44.52, 25.87)
CIE-LCHlch(51.38, 51.49, 149.84°)
OKLaboklab(56.58% -0.1198 0.0637)
OKLCHoklch(56.58% 0.136 152)
XYZxyz(11.3088, 19.6000, 10.0232)
Luminance0.1960 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#218C4C #8C2161
analogous
#2C8C21 #218C4C #218C82
triadic
#218C4C #4C218C #8C4C21
tetradic
#218C4C #212C8C #8C2161 #8C8221
square
#218C4C #212C8C #8C2161 #8C8221
split-complementary
#218C4C #82218C #8C212C
monochromatic
#0A2916 #155A31 #218C4C #2DBE67 #51D687

Accessibility & contrast

On white

4.27
#218C4C on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.92
#218C4C on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C4C
4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##218C4C#FFFFFF#000000##000000
##218C4C1.004.274.924.92
#FFFFFF4.271.0021.0021.00
#0000004.9221.001.001.00
##0000004.9221.001.001.00

Color blindness preview

Protanopia (red-blind)
#8C8047
Deuteranopia (green-blind)
#807750
Tritanopia (blue-blind)
#008A7D
Achromatopsia (no color)
#7A7A7A

Design tokens & code

CSS
--color: #218c4c;
/* rgb */ color: rgb(33, 140, 76);
/* oklch */ color: oklch(56.6% 0.136 152.0);
Tailwind
colors: {
  custom: {
    50: '#6eaf7f',
    500: '#218c4c',
    950: '#000000',
  },
}
SCSS
$custom: #218c4c;
$custom-light: #6eaf7f;
$custom-dark: #000000;
JSON
{
  "hex": "#218c4c",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 76
  },
  "hsl": {
    "h": 144.112,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.56581,
    "c": 0.13564,
    "h": 152
  },
  "luminance": 0.19601
}

Semantic roles & 50–950 ramp

primary
#218C4C
secondary
#B94F8F
accent
#43A4E5
background
#F7FAF7
surface
#EDF4EE
border
#C8CEC9
text
#08100A
muted
#7B7F7C

Preview Lab

Preview with #218C4C

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

Preview Lab → · Contrast checker → · Palette generator →

#218C4C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva