#21B37A#21B37A

#21B37A is a light, vivid teal. Relative luminance 0.340; OKLCH L 68.0% C 0.145 H 160.7°. Best body text is #000000 at 7.79:1 contrast (WCAG AA passes).

Color values

HEX#21B37A
RGBrgb(33, 179, 122)
HSLhsl(157, 69%, 42%)
HSVhsv(157, 82%, 70%)
CMYKcmyk(81.6%, 0%, 31.8%, 29.8%)
CIE-LABlab(64.94, -50.19, 18.90)
CIE-LCHlch(64.94, 53.63, 159.36°)
OKLaboklab(68.04% -0.1364 0.0479)
OKLCHoklch(68.04% 0.145 160.7)
XYZxyz(20.2579, 33.9661, 23.8970)
Luminance0.3397 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21B37A #B3215A
analogous
#21B331 #21B37A #21A3B3
triadic
#21B37A #7A21B3 #B37A21
tetradic
#21B37A #3121B3 #B3215A #A3B321
square
#21B37A #3121B3 #B3215A #A3B321
split-complementary
#21B37A #B321A3 #B33121
monochromatic
#0E4C34 #177F57 #21B37A #37DA9A #6BE4B4

Accessibility & contrast

On white

2.69
#21B37A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.79
#21B37A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B37A
7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21B37A#FFFFFF#000000##000000
##21B37A1.002.697.797.79
#FFFFFF2.691.0021.0021.00
#0000007.7921.001.001.00
##0000007.7921.001.001.00

Color blindness preview

Protanopia (red-blind)
#B1A577
Deuteranopia (green-blind)
#A0997E
Tritanopia (blue-blind)
#00B2A4
Achromatopsia (no color)
#9E9E9E

Design tokens & code

CSS
--color: #21b37a;
/* rgb */ color: rgb(33, 179, 122);
/* oklch */ color: oklch(68.0% 0.145 160.7);
Tailwind
colors: {
  custom: {
    50: '#77cba0',
    500: '#21b37a',
    950: '#000000',
  },
}
SCSS
$custom: #21b37a;
$custom-light: #77cba0;
$custom-dark: #000000;
JSON
{
  "hex": "#21b37a",
  "rgb": {
    "r": 33,
    "g": 179,
    "b": 122
  },
  "hsl": {
    "h": 156.575,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.68038,
    "c": 0.14456,
    "h": 160.7
  },
  "luminance": 0.33969
}

Semantic roles & 50–950 ramp

primary
#21B37A
secondary
#CA668D
accent
#3C81EC
background
#F7FCF9
surface
#EEF9F2
border
#C9D2CC
text
#0A130E
muted
#7C827E

Preview Lab

Preview with #21B37A

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

Preview Lab → · Contrast checker → · Palette generator →

#21B37A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva