#21A6A8#21A6A8

#21A6A8 is a light, moderate teal. Relative luminance 0.304; OKLCH L 66.0% C 0.106 H 196.5°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#21A6A8
RGB	rgb(33, 166, 168)
HSL	hsl(181, 67%, 39%)
HSV	hsv(181, 80%, 66%)
CMYK	cmyk(80.4%, 1.2%, 0%, 34.1%)
CIE-LAB	lab(62.02, -32.44, -10.83)
CIE-LCH	lch(62.02, 34.20, 198.47°)
OKLab	oklab(66.04% -0.1018 -0.0301)
OKLCH	oklch(66.04% 0.106 196.5)
XYZ	xyz(21.3280, 30.4202, 41.7858)
Luminance	0.3042 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A6A8 #A82321

analogous

#21A867 #21A6A8 #2163A8

triadic

#21A6A8 #A821A6 #A6A821

tetradic

#21A6A8 #6721A8 #A82321 #63A821

square

#21A6A8 #6721A8 #A82321 #63A821

split-complementary

#21A6A8 #A82163 #A86721

monochromatic

#0D4142 #177375 #21A6A8 #30D4D6 #63DFE0

Accessibility & contrast

On white

2.96

#21A6A8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.08

#21A6A8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21A6A8

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A6A8	#FFFFFF	#000000	##000000
##21A6A8	1.00	2.96	7.08	7.08
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.08	21.00	1.00	1.00
##000000	7.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A9EA8

Deuteranopia (green-blind)

#8890A9

Tritanopia (blue-blind)

#00ACA6

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #21a6a8;
/* rgb */ color: rgb(33, 166, 168);
/* oklch */ color: oklch(66.0% 0.106 196.5);

Tailwind

colors: {
  custom: {
    50: '#77c1c1',
    500: '#21a6a8',
    950: '#000000',
  },
}

SCSS

$custom: #21a6a8;
$custom-light: #77c1c1;
$custom-dark: #000000;

JSON

{
  "hex": "#21a6a8",
  "rgb": {
    "r": 33,
    "g": 166,
    "b": 168
  },
  "hsl": {
    "h": 180.889,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.66035,
    "c": 0.10613,
    "h": 196.5
  },
  "luminance": 0.30423
}

Semantic roles & 50–950 ramp

primary

#21A6A8

secondary

#C5615F

accent

#403EEA

background

#F8FBFB

surface

#EFF7F7

border

#CAD0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A6A8

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

Preview Lab → · Contrast checker → · Palette generator →