#21B281#21B281

#21B281 is a light, vivid teal. Relative luminance 0.337; OKLCH L 67.9% C 0.137 H 164.0°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#21B281
RGB	rgb(33, 178, 129)
HSL	hsl(160, 69%, 41%)
HSV	hsv(160, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 27.5%, 30.2%)
CIE-LAB	lab(64.76, -48.22, 14.85)
CIE-LCH	lch(64.76, 50.45, 162.88°)
OKLab	oklab(67.94% -0.132 0.0378)
OKLCH	oklch(67.94% 0.137 164)
XYZ	xyz(20.5077, 33.7465, 26.1975)
Luminance	0.3375 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B281 #B22152

analogous

#21B239 #21B281 #219BB2

triadic

#21B281 #8121B2 #B28121

tetradic

#21B281 #3921B2 #B22152 #9BB221

square

#21B281 #3921B2 #B22152 #9BB221

split-complementary

#21B281 #B2219B #B23921

monochromatic

#0E4B36 #177E5C #21B281 #36DAA3 #6AE3BA

Accessibility & contrast

On white

2.71

#21B281 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#21B281 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B281

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B281	#FFFFFF	#000000	##000000
##21B281	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA47E

Deuteranopia (green-blind)

#9D9884

Tritanopia (blue-blind)

#00B2A5

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #21b281;
/* rgb */ color: rgb(33, 178, 129);
/* oklch */ color: oklch(67.9% 0.137 164.0);

Tailwind

colors: {
  custom: {
    50: '#76caa5',
    500: '#21b281',
    950: '#000000',
  },
}

SCSS

$custom: #21b281;
$custom-light: #76caa5;
$custom-dark: #000000;

JSON

{
  "hex": "#21b281",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 129
  },
  "hsl": {
    "h": 159.724,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67941,
    "c": 0.13736,
    "h": 164
  },
  "luminance": 0.33749
}

Semantic roles & 50–950 ramp

primary

#21B281

secondary

#C96687

accent

#3C77EC

background

#F7FCFA

surface

#EEF8F4

border

#C9D1CE

text

#0A130F

muted

#7C827F

Preview Lab

Preview with #21B281

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

Preview Lab → · Contrast checker → · Palette generator →