#21B370#21B370

#21B370 is a light, vivid teal. Relative luminance 0.337; OKLCH L 67.8% C 0.153 H 156.9°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX#21B370
RGBrgb(33, 179, 112)
HSLhsl(152, 69%, 42%)
HSVhsv(152, 82%, 70%)
CMYKcmyk(81.6%, 0%, 37.4%, 29.8%)
CIE-LABlab(64.75, -52.30, 24.04)
CIE-LCHlch(64.75, 57.56, 155.32°)
OKLaboklab(67.82% -0.1412 0.0602)
OKLCHoklch(67.82% 0.153 156.9)
XYZxyz(19.6699, 33.7309, 20.8001)
Luminance0.3373 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21B370 #B32164
analogous
#21B327 #21B370 #21ADB3
triadic
#21B370 #7021B3 #B37021
tetradic
#21B370 #2721B3 #B32164 #ADB321
square
#21B370 #2721B3 #B32164 #ADB321
split-complementary
#21B370 #B321AD #B32721
monochromatic
#0E4C2F #177F50 #21B370 #37DA8F #6BE4AC

Accessibility & contrast

On white

2.71
#21B370 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.75
#21B370 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B370
7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21B370#FFFFFF#000000##000000
##21B3701.002.717.757.75
#FFFFFF2.711.0021.0021.00
#0000007.7521.001.001.00
##0000007.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#B2A46C
Deuteranopia (green-blind)
#A19874
Tritanopia (blue-blind)
#00B1A2
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #21b370;
/* rgb */ color: rgb(33, 179, 112);
/* oklch */ color: oklch(67.8% 0.153 156.9);
Tailwind
colors: {
  custom: {
    50: '#76cb99',
    500: '#21b370',
    950: '#000000',
  },
}
SCSS
$custom: #21b370;
$custom-light: #76cb99;
$custom-dark: #000000;
JSON
{
  "hex": "#21b370",
  "rgb": {
    "r": 33,
    "g": 179,
    "b": 112
  },
  "hsl": {
    "h": 152.466,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.67822,
    "c": 0.15347,
    "h": 156.9
  },
  "luminance": 0.33733
}

Semantic roles & 50–950 ramp

primary
#21B370
secondary
#CA6694
accent
#3C8DEC
background
#F7FCF9
surface
#EEF9F2
border
#C9D2CC
text
#0A130E
muted
#7C827E

Preview Lab

Preview with #21B370

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

Preview Lab → · Contrast checker → · Palette generator →

#21B370 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva