#218B57#218B57

#218B57 is a mid, vivid teal. Relative luminance 0.195; OKLCH L 56.5% C 0.124 H 156.6°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX#218B57
RGBrgb(33, 139, 87)
HSLhsl(151, 62%, 34%)
HSVhsv(151, 76%, 55%)
CMYKcmyk(76.3%, 0%, 37.4%, 45.5%)
CIE-LABlab(51.24, -41.96, 19.61)
CIE-LCHlch(51.24, 46.31, 154.96°)
OKLaboklab(56.53% -0.1134 0.0492)
OKLCHoklch(56.53% 0.124 156.6)
XYZxyz(11.5790, 19.4753, 12.1638)
Luminance0.1948 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#218B57 #8B2155
analogous
#218B22 #218B57 #218A8B
triadic
#218B57 #57218B #8B5721
tetradic
#218B57 #22218B #8B2155 #8A8B21
square
#218B57 #22218B #8B2155 #8A8B21
split-complementary
#218B57 #8B218A #8B2221
monochromatic
#0A2819 #155A38 #218B57 #2DBC76 #51D694

Accessibility & contrast

On white

4.29
#218B57 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.90
#218B57 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218B57
4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##218B57#FFFFFF#000000##000000
##218B571.004.294.904.90
#FFFFFF4.291.0021.0021.00
#0000004.9021.001.001.00
##0000004.9021.001.001.00

Color blindness preview

Protanopia (red-blind)
#8A8054
Deuteranopia (green-blind)
#7D765A
Tritanopia (blue-blind)
#008A7E
Achromatopsia (no color)
#7A7A7A

Design tokens & code

CSS
--color: #218b57;
/* rgb */ color: rgb(33, 139, 87);
/* oklch */ color: oklch(56.5% 0.124 156.6);
Tailwind
colors: {
  custom: {
    50: '#6dae86',
    500: '#218b57',
    950: '#000000',
  },
}
SCSS
$custom: #218b57;
$custom-light: #6dae86;
$custom-dark: #000000;
JSON
{
  "hex": "#218b57",
  "rgb": {
    "r": 33,
    "g": 139,
    "b": 87
  },
  "hsl": {
    "h": 150.566,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56525,
    "c": 0.12364,
    "h": 156.6
  },
  "luminance": 0.19477
}

Semantic roles & 50–950 ramp

primary
#218B57
secondary
#B94F83
accent
#4392E5
background
#F7FAF8
surface
#EDF4EF
border
#C8CECA
text
#08100B
muted
#7B7F7C

Preview Lab

Preview with #218B57

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

Preview Lab → · Contrast checker → · Palette generator →

#218B57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva