#21B1CA#21B1CA

#21B1CA is a light, moderate teal. Relative luminance 0.360; OKLCH L 70.1% C 0.117 H 213.2°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX#21B1CA
RGBrgb(33, 177, 202)
HSLhsl(189, 72%, 46%)
HSVhsv(189, 84%, 79%)
CMYKcmyk(83.7%, 12.4%, 0%, 20.8%)
CIE-LABlab(66.54, -27.08, -22.92)
CIE-LCHlch(66.54, 35.47, 220.24°)
OKLaboklab(70.08% -0.0978 -0.064)
OKLCHoklch(70.08% 0.117 213.2)
XYZxyz(27.0054, 36.0284, 61.3965)
Luminance0.3603 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21B1CA #CA3A21
analogous
#21CA8E #21B1CA #215CCA
triadic
#21B1CA #CA21B1 #B1CA21
tetradic
#21B1CA #8E21CA #CA3A21 #5CCA21
square
#21B1CA #8E21CA #CA3A21 #5CCA21
split-complementary
#21B1CA #CA215C #CA8E21
monochromatic
#105561 #188395 #21B1CA #47CAE1 #7CD9EA

Accessibility & contrast

On white

2.56
#21B1CA on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.21
#21B1CA on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B1CA
8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21B1CA#FFFFFF#000000##000000
##21B1CA1.002.568.218.21
#FFFFFF2.561.0021.0021.00
#0000008.2121.001.001.00
##0000008.2121.001.001.00

Color blindness preview

Protanopia (red-blind)
#9EABCB
Deuteranopia (green-blind)
#899BCA
Tritanopia (blue-blind)
#00BBB9
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #21b1ca;
/* rgb */ color: rgb(33, 177, 202);
/* oklch */ color: oklch(70.1% 0.117 213.2);
Tailwind
colors: {
  custom: {
    50: '#7dc8da',
    500: '#21b1ca',
    950: '#000000',
  },
}
SCSS
$custom: #21b1ca;
$custom-light: #7dc8da;
$custom-dark: #000000;
JSON
{
  "hex": "#21b1ca",
  "rgb": {
    "r": 33,
    "g": 177,
    "b": 202
  },
  "hsl": {
    "h": 188.876,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.70085,
    "c": 0.11687,
    "h": 213.2
  },
  "luminance": 0.36032
}

Semantic roles & 50–950 ramp

primary
#21B1CA
secondary
#D28375
accent
#5439EF
background
#F8FCFD
surface
#F0F8FA
border
#CBD1D3
text
#0C1314
muted
#7D8283

Preview Lab

Preview with #21B1CA

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

Preview Lab → · Contrast checker → · Palette generator →

#21B1CA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva