#21A8A7#21A8A7

#21A8A7 is a light, moderate teal. Relative luminance 0.311; OKLCH L 66.5% C 0.107 H 194.1°. Best body text is #000000 at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#21A8A7
RGB	rgb(33, 168, 167)
HSL	hsl(180, 67%, 39%)
HSV	hsv(180, 80%, 66%)
CMYK	cmyk(80.4%, 0%, 0.6%, 34.1%)
CIE-LAB	lab(62.61, -33.69, -9.39)
CIE-LCH	lch(62.61, 34.97, 195.57°)
OKLab	oklab(66.51% -0.1042 -0.0261)
OKLCH	oklch(66.51% 0.107 194.1)
XYZ	xyz(21.6016, 31.1159, 41.4192)
Luminance	0.3112 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A8A7 #A82122

analogous

#21A864 #21A8A7 #2165A8

triadic

#21A8A7 #A721A8 #A8A721

tetradic

#21A8A7 #6421A8 #A82122 #65A821

square

#21A8A7 #6421A8 #A82122 #65A821

split-complementary

#21A8A7 #A82165 #A86421

monochromatic

#0D4241 #177574 #21A8A7 #30D6D5 #63E0DF

Accessibility & contrast

On white

2.91

#21A8A7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.22

#21A8A7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21A8A7

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A8A7	#FFFFFF	#000000	##000000
##21A8A7	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)

#9D9FA7

Deuteranopia (green-blind)

#8A92A8

Tritanopia (blue-blind)

#00ADA7

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #21a8a7;
/* rgb */ color: rgb(33, 168, 167);
/* oklch */ color: oklch(66.5% 0.107 194.1);

Tailwind

colors: {
  custom: {
    50: '#77c2c1',
    500: '#21a8a7',
    950: '#000000',
  },
}

SCSS

$custom: #21a8a7;
$custom-light: #77c2c1;
$custom-dark: #000000;

JSON

{
  "hex": "#21a8a7",
  "rgb": {
    "r": 33,
    "g": 168,
    "b": 167
  },
  "hsl": {
    "h": 179.556,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.66505,
    "c": 0.1074,
    "h": 194.1
  },
  "luminance": 0.31119
}

Semantic roles & 50–950 ramp

primary

#21A8A7

secondary

#C55F60

accent

#3E3FEA

background

#F8FCFB

surface

#EFF8F7

border

#CAD1D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A8A7

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

Preview Lab → · Contrast checker → · Palette generator →