#21979B#21979B

#21979B is a mid, moderate teal. Relative luminance 0.248; OKLCH L 61.7% C 0.098 H 198.5°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#21979B
RGB	rgb(33, 151, 155)
HSL	hsl(182, 65%, 37%)
HSV	hsv(182, 79%, 61%)
CMYK	cmyk(78.7%, 2.6%, 0%, 39.2%)
CIE-LAB	lab(56.90, -29.20, -11.14)
CIE-LCH	lch(56.90, 31.25, 200.88°)
OKLab	oklab(61.74% -0.0927 -0.031)
OKLCH	oklch(61.74% 0.098 198.5)
XYZ	xyz(17.6075, 24.8209, 34.8669)
Luminance	0.2482 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21979B #9B2521

analogous

#219B62 #21979B #215A9B

triadic

#21979B #9B2197 #979B21

tetradic

#21979B #62219B #9B2521 #5A9B21

square

#21979B #62219B #9B2521 #5A9B21

split-complementary

#21979B #9B215A #9B6221

monochromatic

#0C3536 #166669 #21979B #2CC8CD #5AD8DC

Accessibility & contrast

On white

3.52

#21979B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#21979B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21979B

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21979B	#FFFFFF	#000000	##000000
##21979B	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C909B

Deuteranopia (green-blind)

#7B839C

Tritanopia (blue-blind)

#009D98

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #21979b;
/* rgb */ color: rgb(33, 151, 155);
/* oklch */ color: oklch(61.7% 0.098 198.5);

Tailwind

colors: {
  custom: {
    50: '#73b6b8',
    500: '#21979b',
    950: '#000000',
  },
}

SCSS

$custom: #21979b;
$custom-light: #73b6b8;
$custom-dark: #000000;

JSON

{
  "hex": "#21979b",
  "rgb": {
    "r": 33,
    "g": 151,
    "b": 155
  },
  "hsl": {
    "h": 181.967,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.61742,
    "c": 0.09775,
    "h": 198.5
  },
  "luminance": 0.24823
}

Semantic roles & 50–950 ramp

primary

#21979B

secondary

#C05B58

accent

#4540E8

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#091111

muted

#7B8080

Preview Lab

Preview with #21979B

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

Preview Lab → · Contrast checker → · Palette generator →