#21A183#21A183

#21A183 is a light, moderate teal. Relative luminance 0.275; OKLCH L 63.5% C 0.115 H 172.2°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#21A183
RGB	rgb(33, 161, 131)
HSL	hsl(166, 66%, 38%)
HSV	hsv(166, 80%, 63%)
CMYK	cmyk(79.5%, 0%, 18.6%, 36.9%)
CIE-LAB	lab(59.39, -40.68, 6.15)
CIE-LCH	lch(59.39, 41.14, 171.41°)
OKLab	oklab(63.54% -0.1142 0.0156)
OKLCH	oklch(63.54% 0.115 172.2)
XYZ	xyz(17.4666, 27.4496, 25.8461)
Luminance	0.2745 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A183 #A1213F

analogous

#21A143 #21A183 #217FA1

triadic

#21A183 #8321A1 #A18321

tetradic

#21A183 #4321A1 #A1213F #7FA121

square

#21A183 #4321A1 #A1213F #7FA121

split-complementary

#21A183 #A1217F #A14321

monochromatic

#0C3B30 #176E5A #21A183 #2CD4AC #5EDEC0

Accessibility & contrast

On white

3.24

#21A183 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#21A183 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A183

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A183	#FFFFFF	#000000	##000000
##21A183	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C9682

Deuteranopia (green-blind)

#8C8A85

Tritanopia (blue-blind)

#00A398

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #21a183;
/* rgb */ color: rgb(33, 161, 131);
/* oklch */ color: oklch(63.5% 0.115 172.2);

Tailwind

colors: {
  custom: {
    50: '#73bda7',
    500: '#21a183',
    950: '#000000',
  },
}

SCSS

$custom: #21a183;
$custom-light: #73bda7;
$custom-dark: #000000;

JSON

{
  "hex": "#21a183",
  "rgb": {
    "r": 33,
    "g": 161,
    "b": 131
  },
  "hsl": {
    "h": 165.938,
    "s": 65.979,
    "l": 38.039
  },
  "oklch": {
    "l": 0.63543,
    "c": 0.11526,
    "h": 172.2
  },
  "luminance": 0.27452
}

Semantic roles & 50–950 ramp

primary

#21A183

secondary

#C35B73

accent

#3F67E9

background

#F7FBFA

surface

#EEF7F4

border

#C9D0CE

text

#09120F

muted

#7B817F

Preview Lab

Preview with #21A183

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

Preview Lab → · Contrast checker → · Palette generator →