#21A8A8#21A8A8

#21A8A8 is a light, moderate teal. Relative luminance 0.312; OKLCH L 66.5% C 0.107 H 194.9°. Best body text is #000000 at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#21A8A8
RGB	rgb(33, 168, 168)
HSL	hsl(180, 67%, 39%)
HSV	hsv(180, 80%, 66%)
CMYK	cmyk(80.4%, 0%, 0%, 34.1%)
CIE-LAB	lab(62.64, -33.38, -9.90)
CIE-LCH	lch(62.64, 34.82, 196.52°)
OKLab	oklab(66.54% -0.1037 -0.0276)
OKLCH	oklch(66.54% 0.107 194.9)
XYZ	xyz(21.6944, 31.1530, 41.9079)
Luminance	0.3116 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A8A8 #A82121

analogous

#21A865 #21A8A8 #2165A8

triadic

#21A8A8 #A821A8 #A8A821

tetradic

#21A8A8 #6521A8 #A82121 #65A821

square

#21A8A8 #6521A8 #A82121 #65A821

split-complementary

#21A8A8 #A82165 #A86521

monochromatic

#0D4242 #177575 #21A8A8 #30D6D6 #63E0E0

Accessibility & contrast

On white

2.90

#21A8A8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.23

#21A8A8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21A8A8

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A8A8	#FFFFFF	#000000	##000000
##21A8A8	1.00	2.90	7.23	7.23
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.23	21.00	1.00	1.00
##000000	7.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C9FA8

Deuteranopia (green-blind)

#8A92A9

Tritanopia (blue-blind)

#00AEA8

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #21a8a8;
/* rgb */ color: rgb(33, 168, 168);
/* oklch */ color: oklch(66.5% 0.107 194.9);

Tailwind

colors: {
  custom: {
    50: '#77c2c1',
    500: '#21a8a8',
    950: '#000000',
  },
}

SCSS

$custom: #21a8a8;
$custom-light: #77c2c1;
$custom-dark: #000000;

JSON

{
  "hex": "#21a8a8",
  "rgb": {
    "r": 33,
    "g": 168,
    "b": 168
  },
  "hsl": {
    "h": 180,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.6654,
    "c": 0.10732,
    "h": 194.9
  },
  "luminance": 0.31156
}

Semantic roles & 50–950 ramp

primary

#21A8A8

secondary

#C55F5F

accent

#3E3EEA

background

#F8FCFB

surface

#EFF8F7

border

#CAD1D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A8A8

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

Preview Lab → · Contrast checker → · Palette generator →