#21A09A#21A09A

#21A09A is a light, moderate teal. Relative luminance 0.278; OKLCH L 64.0% C 0.104 H 189.9°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#21A09A
RGB	rgb(33, 160, 154)
HSL	hsl(177, 66%, 38%)
HSV	hsv(177, 79%, 63%)
CMYK	cmyk(79.4%, 0%, 3.8%, 37.3%)
CIE-LAB	lab(59.70, -33.81, -6.39)
CIE-LCH	lch(59.70, 34.41, 190.70°)
OKLab	oklab(64.01% -0.1022 -0.0179)
OKLCH	oklch(64.01% 0.104 189.9)
XYZ	xyz(19.0280, 27.7957, 34.9278)
Luminance	0.2780 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A09A #A02127

analogous

#21A05A #21A09A #2167A0

triadic

#21A09A #9A21A0 #A09A21

tetradic

#21A09A #5A21A0 #A02127 #67A021

square

#21A09A #5A21A0 #A02127 #67A021

split-complementary

#21A09A #A02167 #A05A21

monochromatic

#0C3B38 #176D69 #21A09A #2BD3CB #5EDED8

Accessibility & contrast

On white

3.20

#21A09A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#21A09A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A09A

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A09A	#FFFFFF	#000000	##000000
##21A09A	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96979A

Deuteranopia (green-blind)

#858A9B

Tritanopia (blue-blind)

#00A49E

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #21a09a;
/* rgb */ color: rgb(33, 160, 154);
/* oklch */ color: oklch(64.0% 0.104 189.9);

Tailwind

colors: {
  custom: {
    50: '#75bcb7',
    500: '#21a09a',
    950: '#000000',
  },
}

SCSS

$custom: #21a09a;
$custom-light: #75bcb7;
$custom-dark: #000000;

JSON

{
  "hex": "#21a09a",
  "rgb": {
    "r": 33,
    "g": 160,
    "b": 154
  },
  "hsl": {
    "h": 177.165,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.64011,
    "c": 0.10375,
    "h": 189.9
  },
  "luminance": 0.27798
}

Semantic roles & 50–950 ramp

primary

#21A09A

secondary

#C25B5F

accent

#3F47E9

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1211

muted

#7C8180

Preview Lab

Preview with #21A09A

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

Preview Lab → · Contrast checker → · Palette generator →