#21908B#21908B

#21908B is a mid, moderate teal. Relative luminance 0.221; OKLCH L 59.4% C 0.094 H 190.3°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#21908B
RGB	rgb(33, 144, 139)
HSL	hsl(177, 63%, 35%)
HSV	hsv(177, 77%, 56%)
CMYK	cmyk(77.1%, 0%, 3.5%, 43.5%)
CIE-LAB	lab(54.17, -30.70, -6.04)
CIE-LCH	lch(54.17, 31.29, 191.13°)
OKLab	oklab(59.35% -0.093 -0.0169)
OKLCH	oklch(59.35% 0.094 190.3)
XYZ	xyz(15.2585, 22.1321, 27.8888)
Luminance	0.2213 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21908B #902126

analogous

#219053 #21908B #215E90

triadic

#21908B #8B2190 #908B21

tetradic

#21908B #532190 #902126 #5E9021

square

#21908B #532190 #902126 #5E9021

split-complementary

#21908B #90215E #905321

monochromatic

#0A2C2B #165E5B #21908B #2CC2BB #54D8D2

Accessibility & contrast

On white

3.87

#21908B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#21908B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21908B

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21908B	#FFFFFF	#000000	##000000
##21908B	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87888B

Deuteranopia (green-blind)

#787D8C

Tritanopia (blue-blind)

#00948E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #21908b;
/* rgb */ color: rgb(33, 144, 139);
/* oklch */ color: oklch(59.4% 0.094 190.3);

Tailwind

colors: {
  custom: {
    50: '#71b1ac',
    500: '#21908b',
    950: '#000000',
  },
}

SCSS

$custom: #21908b;
$custom-light: #71b1ac;
$custom-dark: #000000;

JSON

{
  "hex": "#21908b",
  "rgb": {
    "r": 33,
    "g": 144,
    "b": 139
  },
  "hsl": {
    "h": 177.297,
    "s": 62.712,
    "l": 34.706
  },
  "oklch": {
    "l": 0.59351,
    "c": 0.09449,
    "h": 190.3
  },
  "luminance": 0.22134
}

Semantic roles & 50–950 ramp

primary

#21908B

secondary

#BB5156

accent

#4249E6

background

#F7FAFA

surface

#EDF5F4

border

#C8CFCE

text

#091110

muted

#7B807F

Preview Lab

Preview with #21908B

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

Preview Lab → · Contrast checker → · Palette generator →