#21A8A6#21A8A6

#21A8A6 is a light, moderate teal. Relative luminance 0.311; OKLCH L 66.5% C 0.107 H 193.3°. Best body text is #000000 at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#21A8A6
RGB	rgb(33, 168, 166)
HSL	hsl(179, 67%, 39%)
HSV	hsv(179, 80%, 66%)
CMYK	cmyk(80.4%, 0%, 1.2%, 34.1%)
CIE-LAB	lab(62.57, -33.99, -8.87)
CIE-LCH	lch(62.57, 35.13, 194.63°)
OKLab	oklab(66.47% -0.1046 -0.0247)
OKLCH	oklch(66.47% 0.108 193.3)
XYZ	xyz(21.5095, 31.0791, 40.9342)
Luminance	0.3108 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A8A6 #A82123

analogous

#21A863 #21A8A6 #2167A8

triadic

#21A8A6 #A621A8 #A8A621

tetradic

#21A8A6 #6321A8 #A82123 #67A821

square

#21A8A6 #6321A8 #A82123 #67A821

split-complementary

#21A8A6 #A82167 #A86321

monochromatic

#0D4241 #177573 #21A8A6 #30D6D4 #63E0DF

Accessibility & contrast

On white

2.91

#21A8A6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.22

#21A8A6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21A8A6

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A8A6	#FFFFFF	#000000	##000000
##21A8A6	1.00	2.91	7.22	7.22
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.22	21.00	1.00	1.00
##000000	7.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9D9FA6

Deuteranopia (green-blind)

#8A92A7

Tritanopia (blue-blind)

#00ADA7

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #21a8a6;
/* rgb */ color: rgb(33, 168, 166);
/* oklch */ color: oklch(66.5% 0.107 193.3);

Tailwind

colors: {
  custom: {
    50: '#77c2c0',
    500: '#21a8a6',
    950: '#000000',
  },
}

SCSS

$custom: #21a8a6;
$custom-light: #77c2c0;
$custom-dark: #000000;

JSON

{
  "hex": "#21a8a6",
  "rgb": {
    "r": 33,
    "g": 168,
    "b": 166
  },
  "hsl": {
    "h": 179.111,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.66469,
    "c": 0.1075,
    "h": 193.3
  },
  "luminance": 0.31082
}

Semantic roles & 50–950 ramp

primary

#21A8A6

secondary

#C55F61

accent

#3E40EA

background

#F8FCFB

surface

#EFF8F7

border

#CAD1D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A8A6

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

Preview Lab → · Contrast checker → · Palette generator →