#21B374#21B374

#21B374 is a light, vivid teal. Relative luminance 0.338; OKLCH L 67.9% C 0.150 H 158.3°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX#21B374
RGBrgb(33, 179, 116)
HSLhsl(154, 69%, 42%)
HSVhsv(154, 82%, 70%)
CMYKcmyk(81.6%, 0%, 35.2%, 29.8%)
CIE-LABlab(64.82, -51.48, 21.99)
CIE-LCHlch(64.82, 55.98, 156.87°)
OKLaboklab(67.91% -0.1393 0.0554)
OKLCHoklch(67.91% 0.15 158.3)
XYZxyz(19.8976, 33.8220, 21.9992)
Luminance0.3382 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21B374 #B32160
analogous
#21B32B #21B374 #21A9B3
triadic
#21B374 #7421B3 #B37421
tetradic
#21B374 #2B21B3 #B32160 #A9B321
square
#21B374 #2B21B3 #B32160 #A9B321
split-complementary
#21B374 #B321A9 #B32B21
monochromatic
#0E4C31 #177F53 #21B374 #37DA94 #6BE4AF

Accessibility & contrast

On white

2.70
#21B374 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.76
#21B374 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B374
7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21B374#FFFFFF#000000##000000
##21B3741.002.707.767.76
#FFFFFF2.701.0021.0021.00
#0000007.7621.001.001.00
##0000007.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#B1A470
Deuteranopia (green-blind)
#A09878
Tritanopia (blue-blind)
#00B2A3
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #21b374;
/* rgb */ color: rgb(33, 179, 116);
/* oklch */ color: oklch(67.9% 0.150 158.3);
Tailwind
colors: {
  custom: {
    50: '#76cb9c',
    500: '#21b374',
    950: '#000000',
  },
}
SCSS
$custom: #21b374;
$custom-light: #76cb9c;
$custom-dark: #000000;
JSON
{
  "hex": "#21b374",
  "rgb": {
    "r": 33,
    "g": 179,
    "b": 116
  },
  "hsl": {
    "h": 154.11,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.67906,
    "c": 0.14987,
    "h": 158.3
  },
  "luminance": 0.33824
}

Semantic roles & 50–950 ramp

primary
#21B374
secondary
#CA6691
accent
#3C88EC
background
#F7FCF9
surface
#EEF9F2
border
#C9D2CC
text
#0A130E
muted
#7C827E

Preview Lab

Preview with #21B374

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

Preview Lab → · Contrast checker → · Palette generator →

#21B374 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva