#218C4D#218C4D

#218C4D is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.6% C 0.135 H 152.3°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX#218C4D
RGBrgb(33, 140, 77)
HSLhsl(145, 62%, 34%)
HSVhsv(145, 76%, 55%)
CMYKcmyk(76.4%, 0%, 45%, 45.1%)
CIE-LABlab(51.40, -44.33, 25.35)
CIE-LCHlch(51.40, 51.07, 150.24°)
OKLaboklab(56.6% -0.1193 0.0625)
OKLCHoklch(56.6% 0.135 152.3)
XYZxyz(11.3438, 19.6140, 10.2078)
Luminance0.1961 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#218C4D #8C2160
analogous
#2B8C21 #218C4D #218C83
triadic
#218C4D #4D218C #8C4D21
tetradic
#218C4D #212B8C #8C2160 #8C8321
square
#218C4D #212B8C #8C2160 #8C8321
split-complementary
#218C4D #83218C #8C212B
monochromatic
#0A2917 #155A32 #218C4D #2DBE68 #51D688

Accessibility & contrast

On white

4.27
#218C4D on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.92
#218C4D on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218C4D
4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##218C4D#FFFFFF#000000##000000
##218C4D1.004.274.924.92
#FFFFFF4.271.0021.0021.00
#0000004.9221.001.001.00
##0000004.9221.001.001.00

Color blindness preview

Protanopia (red-blind)
#8C8048
Deuteranopia (green-blind)
#807751
Tritanopia (blue-blind)
#008A7D
Achromatopsia (no color)
#7A7A7A

Design tokens & code

CSS
--color: #218c4d;
/* rgb */ color: rgb(33, 140, 77);
/* oklch */ color: oklch(56.6% 0.135 152.3);
Tailwind
colors: {
  custom: {
    50: '#6eaf7f',
    500: '#218c4d',
    950: '#000000',
  },
}
SCSS
$custom: #218c4d;
$custom-light: #6eaf7f;
$custom-dark: #000000;
JSON
{
  "hex": "#218c4d",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 77
  },
  "hsl": {
    "h": 144.673,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.56599,
    "c": 0.13468,
    "h": 152.3
  },
  "luminance": 0.19615
}

Semantic roles & 50–950 ramp

primary
#218C4D
secondary
#B94F8E
accent
#43A2E5
background
#F7FAF7
surface
#EDF4EE
border
#C8CEC9
text
#08100A
muted
#7B7F7C

Preview Lab

Preview with #218C4D

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

Preview Lab → · Contrast checker → · Palette generator →

#218C4D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva