#21A0AB#21A0AB

#21A0AB is a light, moderate teal. Relative luminance 0.284; OKLCH L 64.6% C 0.104 H 204.1°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX#21A0AB
RGBrgb(33, 160, 171)
HSLhsl(185, 68%, 40%)
HSVhsv(185, 81%, 67%)
CMYKcmyk(80.7%, 6.4%, 0%, 32.9%)
CIE-LABlab(60.25, -28.59, -15.18)
CIE-LCHlch(60.25, 32.37, 207.96°)
OKLaboklab(64.64% -0.0946 -0.0422)
OKLCHoklch(64.64% 0.104 204.1)
XYZxyz(20.5454, 28.4026, 42.9196)
Luminance0.2841 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21A0AB #AB2C21
analogous
#21AB71 #21A0AB #215BAB
triadic
#21A0AB #AB21A0 #A0AB21
tetradic
#21A0AB #7121AB #AB2C21 #5BAB21
square
#21A0AB #7121AB #AB2C21 #5BAB21
split-complementary
#21A0AB #AB215B #AB7121
monochromatic
#0D4044 #177078 #21A0AB #32CAD7 #65D7E1

Accessibility & contrast

On white

3.14
#21A0AB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.68
#21A0AB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A0AB
6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21A0AB#FFFFFF#000000##000000
##21A0AB1.003.146.686.68
#FFFFFF3.141.0021.0021.00
#0000006.6821.001.001.00
##0000006.6821.001.001.00

Color blindness preview

Protanopia (red-blind)
#9299AC
Deuteranopia (green-blind)
#808BAB
Tritanopia (blue-blind)
#00A7A3
Achromatopsia (no color)
#919191

Design tokens & code

CSS
--color: #21a0ab;
/* rgb */ color: rgb(33, 160, 171);
/* oklch */ color: oklch(64.6% 0.104 204.1);
Tailwind
colors: {
  custom: {
    50: '#77bcc4',
    500: '#21a0ab',
    950: '#000000',
  },
}
SCSS
$custom: #21a0ab;
$custom-light: #77bcc4;
$custom-dark: #000000;
JSON
{
  "hex": "#21a0ab",
  "rgb": {
    "r": 33,
    "g": 160,
    "b": 171
  },
  "hsl": {
    "h": 184.783,
    "s": 67.647,
    "l": 40
  },
  "oklch": {
    "l": 0.64637,
    "c": 0.10356,
    "h": 204.1
  },
  "luminance": 0.28405
}

Semantic roles & 50–950 ramp

primary
#21A0AB
secondary
#C76961
accent
#4B3DEB
background
#F7FBFC
surface
#EEF6F8
border
#C9D0D1
text
#0A1212
muted
#7C8181

Preview Lab

Preview with #21A0AB

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

Preview Lab → · Contrast checker → · Palette generator →

#21A0AB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva