#21A9AD#21A9AD

#21A9AD is a light, moderate teal. Relative luminance 0.317; OKLCH L 67.0% C 0.108 H 198.0°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX#21A9AD
RGBrgb(33, 169, 173)
HSLhsl(182, 68%, 40%)
HSVhsv(182, 81%, 68%)
CMYKcmyk(80.9%, 2.3%, 0%, 32.2%)
CIE-LABlab(63.11, -32.34, -12.00)
CIE-LCHlch(63.11, 34.49, 200.36°)
OKLaboklab(66.97% -0.1025 -0.0334)
OKLCHoklch(66.97% 0.108 198)
XYZxyz(22.3545, 31.7136, 44.4702)
Luminance0.3172 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21A9AD #AD2521
analogous
#21AD6B #21A9AD #2163AD
triadic
#21A9AD #AD21A9 #A9AD21
tetradic
#21A9AD #6B21AD #AD2521 #63AD21
square
#21A9AD #6B21AD #AD2521 #63AD21
split-complementary
#21A9AD #AD2163 #AD6B21
monochromatic
#0D4546 #17777A #21A9AD #33D3D8 #66DEE2

Accessibility & contrast

On white

2.86
#21A9AD on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.34
#21A9AD on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21A9AD
7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21A9AD#FFFFFF#000000##000000
##21A9AD1.002.867.347.34
#FFFFFF2.861.0021.0021.00
#0000007.3421.001.001.00
##0000007.3421.001.001.00

Color blindness preview

Protanopia (red-blind)
#9CA1AD
Deuteranopia (green-blind)
#8993AE
Tritanopia (blue-blind)
#00AFAA
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #21a9ad;
/* rgb */ color: rgb(33, 169, 173);
/* oklch */ color: oklch(67.0% 0.108 198.0);
Tailwind
colors: {
  custom: {
    50: '#78c3c5',
    500: '#21a9ad',
    950: '#000000',
  },
}
SCSS
$custom: #21a9ad;
$custom-light: #78c3c5;
$custom-dark: #000000;
JSON
{
  "hex": "#21a9ad",
  "rgb": {
    "r": 33,
    "g": 169,
    "b": 173
  },
  "hsl": {
    "h": 181.714,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.66974,
    "c": 0.10776,
    "h": 198
  },
  "luminance": 0.31716
}

Semantic roles & 50–950 ramp

primary
#21A9AD
secondary
#C76562
accent
#423DEB
background
#F8FCFC
surface
#EFF8F8
border
#CAD1D1
text
#0B1212
muted
#7C8181

Preview Lab

Preview with #21A9AD

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

Preview Lab → · Contrast checker → · Palette generator →

#21A9AD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva