#21B38D#21B38D

#21B38D is a light, vivid teal. Relative luminance 0.345; OKLCH L 68.5% C 0.129 H 169.7°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#21B38D
RGB	rgb(33, 179, 141)
HSL	hsl(164, 69%, 42%)
HSV	hsv(164, 82%, 70%)
CMYK	cmyk(81.6%, 0%, 21.2%, 29.8%)
CIE-LAB	lab(65.34, -45.73, 9.08)
CIE-LCH	lch(65.34, 46.62, 168.76°)
OKLab	oklab(68.51% -0.1272 0.0232)
OKLCH	oklch(68.51% 0.129 169.7)
XYZ	xyz(21.5524, 34.4839, 30.7143)
Luminance	0.3449 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B38D #B32147

analogous

#21B344 #21B38D #2190B3

triadic

#21B38D #8D21B3 #B38D21

tetradic

#21B38D #4421B3 #B32147 #90B321

square

#21B38D #4421B3 #B32147 #90B321

split-complementary

#21B38D #B32190 #B34421

monochromatic

#0E4C3C #177F64 #21B38D #37DAB0 #6BE4C4

Accessibility & contrast

On white

2.66

#21B38D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#21B38D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B38D

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B38D	#FFFFFF	#000000	##000000
##21B38D	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA68B

Deuteranopia (green-blind)

#9C9990

Tritanopia (blue-blind)

#00B4A8

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #21b38d;
/* rgb */ color: rgb(33, 179, 141);
/* oklch */ color: oklch(68.5% 0.129 169.7);

Tailwind

colors: {
  custom: {
    50: '#77cbae',
    500: '#21b38d',
    950: '#000000',
  },
}

SCSS

$custom: #21b38d;
$custom-light: #77cbae;
$custom-dark: #000000;

JSON

{
  "hex": "#21b38d",
  "rgb": {
    "r": 33,
    "g": 179,
    "b": 141
  },
  "hsl": {
    "h": 164.384,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.6851,
    "c": 0.12932,
    "h": 169.7
  },
  "luminance": 0.34487
}

Semantic roles & 50–950 ramp

primary

#21B38D

secondary

#CA6680

accent

#3C6AEC

background

#F8FCFA

surface

#EFF8F4

border

#CAD1CE

text

#0A1310

muted

#7C827F

Preview Lab

Preview with #21B38D

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

Preview Lab → · Contrast checker → · Palette generator →