#21A09F#21A09F

#21A09F is a light, moderate teal. Relative luminance 0.280; OKLCH L 64.2% C 0.103 H 194.1°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#21A09F
RGB	rgb(33, 160, 159)
HSL	hsl(180, 66%, 38%)
HSV	hsv(180, 79%, 63%)
CMYK	cmyk(79.4%, 0%, 0.6%, 37.3%)
CIE-LAB	lab(59.86, -32.31, -8.99)
CIE-LCH	lch(59.86, 33.54, 195.54°)
OKLab	oklab(64.19% -0.0999 -0.025)
OKLCH	oklch(64.19% 0.103 194.1)
XYZ	xyz(19.4531, 27.9657, 37.1668)
Luminance	0.2797 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A09F #A02122

analogous

#21A060 #21A09F #2161A0

triadic

#21A09F #9F21A0 #A09F21

tetradic

#21A09F #6021A0 #A02122 #61A021

square

#21A09F #6021A0 #A02122 #61A021

split-complementary

#21A09F #A02161 #A06021

monochromatic

#0C3B3A #176D6D #21A09F #2BD3D1 #5EDEDD

Accessibility & contrast

On white

3.18

#21A09F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#21A09F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A09F

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A09F	#FFFFFF	#000000	##000000
##21A09F	1.00	3.18	6.59	6.59
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95989F

Deuteranopia (green-blind)

#848BA0

Tritanopia (blue-blind)

#00A59F

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #21a09f;
/* rgb */ color: rgb(33, 160, 159);
/* oklch */ color: oklch(64.2% 0.103 194.1);

Tailwind

colors: {
  custom: {
    50: '#75bcbb',
    500: '#21a09f',
    950: '#000000',
  },
}

SCSS

$custom: #21a09f;
$custom-light: #75bcbb;
$custom-dark: #000000;

JSON

{
  "hex": "#21a09f",
  "rgb": {
    "r": 33,
    "g": 160,
    "b": 159
  },
  "hsl": {
    "h": 179.528,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.64187,
    "c": 0.10299,
    "h": 194.1
  },
  "luminance": 0.27968
}

Semantic roles & 50–950 ramp

primary

#21A09F

secondary

#C25B5B

accent

#3F40E9

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1211

muted

#7C8180

Preview Lab

Preview with #21A09F

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

Preview Lab → · Contrast checker → · Palette generator →