#21B279#21B279

#21B279 is a light, vivid teal. Relative luminance 0.335; OKLCH L 67.8% C 0.144 H 160.5°. Best body text is #000000 at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#21B279
RGB	rgb(33, 178, 121)
HSL	hsl(156, 69%, 41%)
HSV	hsv(156, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 32%, 30.2%)
CIE-LAB	lab(64.60, -50.02, 18.98)
CIE-LCH	lch(64.60, 53.51, 159.22°)
OKLab	oklab(67.75% -0.1359 0.0481)
OKLCH	oklch(67.75% 0.144 160.5)
XYZ	xyz(19.9966, 33.5421, 23.5058)
Luminance	0.3355 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B279 #B2215A

analogous

#21B231 #21B279 #21A3B2

triadic

#21B279 #7921B2 #B27921

tetradic

#21B279 #3121B2 #B2215A #A3B221

square

#21B279 #3121B2 #B2215A #A3B221

split-complementary

#21B279 #B221A3 #B23121

monochromatic

#0E4B33 #177E56 #21B279 #36DA9A #6AE3B4

Accessibility & contrast

On white

2.72

#21B279 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.71

#21B279 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B279

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B279	#FFFFFF	#000000	##000000
##21B279	1.00	2.72	7.71	7.71
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.71	21.00	1.00	1.00
##000000	7.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A476

Deuteranopia (green-blind)

#9F987D

Tritanopia (blue-blind)

#00B1A3

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #21b279;
/* rgb */ color: rgb(33, 178, 121);
/* oklch */ color: oklch(67.8% 0.144 160.5);

Tailwind

colors: {
  custom: {
    50: '#76caa0',
    500: '#21b279',
    950: '#000000',
  },
}

SCSS

$custom: #21b279;
$custom-light: #76caa0;
$custom-dark: #000000;

JSON

{
  "hex": "#21b279",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 121
  },
  "hsl": {
    "h": 156.414,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67753,
    "c": 0.14416,
    "h": 160.5
  },
  "luminance": 0.33545
}

Semantic roles & 50–950 ramp

primary

#21B279

secondary

#C9668D

accent

#3C81EC

background

#F7FCF9

surface

#EEF8F2

border

#C9D1CC

text

#0A130E

muted

#7C827E

Preview Lab

Preview with #21B279

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

Preview Lab → · Contrast checker → · Palette generator →