#21AAB0#21AAB0

#21AAB0 is a light, moderate teal. Relative luminance 0.322; OKLCH L 67.3% C 0.108 H 199.6°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX#21AAB0
RGBrgb(33, 170, 176)
HSLhsl(183, 68%, 41%)
HSVhsv(183, 81%, 69%)
CMYKcmyk(81.3%, 3.4%, 0%, 31%)
CIE-LABlab(63.51, -31.89, -13.07)
CIE-LCHlch(63.51, 34.47, 202.28°)
OKLaboklab(67.34% -0.1021 -0.0363)
OKLCHoklch(67.34% 0.108 199.6)
XYZxyz(22.8348, 32.2045, 46.0785)
Luminance0.3221 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21AAB0 #B02721
analogous
#21B06E #21AAB0 #2163B0
triadic
#21AAB0 #B021AA #AAB021
tetradic
#21AAB0 #6E21B0 #B02721 #63B021
square
#21AAB0 #6E21B0 #B02721 #63B021
split-complementary
#21AAB0 #B02163 #B06E21
monochromatic
#0E4649 #17787C #21AAB0 #35D2D9 #69DEE3

Accessibility & contrast

On white

2.82
#21AAB0 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.44
#21AAB0 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AAB0
7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21AAB0#FFFFFF#000000##000000
##21AAB01.002.827.447.44
#FFFFFF2.821.0021.0021.00
#0000007.4421.001.001.00
##0000007.4421.001.001.00

Color blindness preview

Protanopia (red-blind)
#9DA2B1
Deuteranopia (green-blind)
#8A94B1
Tritanopia (blue-blind)
#00B1AC
Achromatopsia (no color)
#9A9A9A

Design tokens & code

CSS
--color: #21aab0;
/* rgb */ color: rgb(33, 170, 176);
/* oklch */ color: oklch(67.3% 0.108 199.6);
Tailwind
colors: {
  custom: {
    50: '#78c4c7',
    500: '#21aab0',
    950: '#000000',
  },
}
SCSS
$custom: #21aab0;
$custom-light: #78c4c7;
$custom-dark: #000000;
JSON
{
  "hex": "#21aab0",
  "rgb": {
    "r": 33,
    "g": 170,
    "b": 176
  },
  "hsl": {
    "h": 182.517,
    "s": 68.421,
    "l": 40.98
  },
  "oklch": {
    "l": 0.67336,
    "c": 0.10838,
    "h": 199.6
  },
  "luminance": 0.32207
}

Semantic roles & 50–950 ramp

primary
#21AAB0
secondary
#C86964
accent
#443DEB
background
#F8FCFC
surface
#EFF8F8
border
#CAD1D1
text
#0B1213
muted
#7C8182

Preview Lab

Preview with #21AAB0

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

Preview Lab → · Contrast checker → · Palette generator →

#21AAB0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva