#21B493#21B493

#21B493 is a light, vivid teal. Relative luminance 0.351; OKLCH L 68.9% C 0.126 H 172.6°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#21B493
RGB	rgb(33, 180, 147)
HSL	hsl(167, 69%, 42%)
HSV	hsv(167, 82%, 71%)
CMYK	cmyk(81.7%, 0%, 18.3%, 29.4%)
CIE-LAB	lab(65.80, -44.62, 6.43)
CIE-LCH	lch(65.80, 45.08, 171.80°)
OKLab	oklab(68.93% -0.1253 0.0163)
OKLCH	oklch(68.93% 0.126 172.6)
XYZ	xyz(22.2121, 35.0696, 33.1965)
Luminance	0.3507 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B493 #B42142

analogous

#21B44A #21B493 #218BB4

triadic

#21B493 #9321B4 #B49321

tetradic

#21B493 #4A21B4 #B42142 #8BB421

square

#21B493 #4A21B4 #B42142 #8BB421

split-complementary

#21B493 #B4218B #B44A21

monochromatic

#0E4D3F #188069 #21B493 #38DAB6 #6BE4C9

Accessibility & contrast

On white

2.62

#21B493 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#21B493 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B493

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B493	#FFFFFF	#000000	##000000
##21B493	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA891

Deuteranopia (green-blind)

#9C9A95

Tritanopia (blue-blind)

#00B6AA

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #21b493;
/* rgb */ color: rgb(33, 180, 147);
/* oklch */ color: oklch(68.9% 0.126 172.6);

Tailwind

colors: {
  custom: {
    50: '#78cbb2',
    500: '#21b493',
    950: '#000000',
  },
}

SCSS

$custom: #21b493;
$custom-light: #78cbb2;
$custom-dark: #000000;

JSON

{
  "hex": "#21b493",
  "rgb": {
    "r": 33,
    "g": 180,
    "b": 147
  },
  "hsl": {
    "h": 166.531,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.68933,
    "c": 0.12638,
    "h": 172.6
  },
  "luminance": 0.35072
}

Semantic roles & 50–950 ramp

primary

#21B493

secondary

#CA677D

accent

#3C63EC

background

#F8FCFA

surface

#EFF9F5

border

#CAD2CF

text

#0A1311

muted

#7C8280

Preview Lab

Preview with #21B493

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

Preview Lab → · Contrast checker → · Palette generator →