#21B2CA#21B2CA

#21B2CA is a light, moderate teal. Relative luminance 0.364; OKLCH L 70.3% C 0.117 H 212.4°. Best body text is #000000 at 8.29:1 contrast (WCAG AA passes).

Color values

HEX#21B2CA
RGBrgb(33, 178, 202)
HSLhsl(189, 72%, 46%)
HSVhsv(189, 84%, 79%)
CMYKcmyk(83.7%, 11.9%, 0%, 20.8%)
CIE-LABlab(66.84, -27.58, -22.46)
CIE-LCHlch(66.84, 35.56, 219.16°)
OKLaboklab(70.33% -0.0987 -0.0627)
OKLCHoklch(70.33% 0.117 212.4)
XYZxyz(27.2036, 36.4249, 61.4626)
Luminance0.3643 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21B2CA #CA3921
analogous
#21CA8D #21B2CA #215DCA
triadic
#21B2CA #CA21B2 #B2CA21
tetradic
#21B2CA #8D21CA #CA3921 #5DCA21
square
#21B2CA #8D21CA #CA3921 #5DCA21
split-complementary
#21B2CA #CA215D #CA8D21
monochromatic
#105561 #188495 #21B2CA #47CBE1 #7CDAEA

Accessibility & contrast

On white

2.53
#21B2CA on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.29
#21B2CA on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B2CA
8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21B2CA#FFFFFF#000000##000000
##21B2CA1.002.538.298.29
#FFFFFF2.531.0021.0021.00
#0000008.2921.001.001.00
##0000008.2921.001.001.00

Color blindness preview

Protanopia (red-blind)
#A0ACCB
Deuteranopia (green-blind)
#8A9CCA
Tritanopia (blue-blind)
#00BCB9
Achromatopsia (no color)
#A3A3A3

Design tokens & code

CSS
--color: #21b2ca;
/* rgb */ color: rgb(33, 178, 202);
/* oklch */ color: oklch(70.3% 0.117 212.4);
Tailwind
colors: {
  custom: {
    50: '#7dc9da',
    500: '#21b2ca',
    950: '#000000',
  },
}
SCSS
$custom: #21b2ca;
$custom-light: #7dc9da;
$custom-dark: #000000;
JSON
{
  "hex": "#21b2ca",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 202
  },
  "hsl": {
    "h": 188.521,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.70329,
    "c": 0.11694,
    "h": 212.4
  },
  "luminance": 0.36428
}

Semantic roles & 50–950 ramp

primary
#21B2CA
secondary
#D28275
accent
#5339EF
background
#F8FCFD
surface
#F0F8FA
border
#CBD1D3
text
#0C1314
muted
#7D8283

Preview Lab

Preview with #21B2CA

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

Preview Lab → · Contrast checker → · Palette generator →

#21B2CA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva