#21A09D#21A09D

#21A09D is a light, moderate teal. Relative luminance 0.279; OKLCH L 64.1% C 0.103 H 192.4°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#21A09D
RGB	rgb(33, 160, 157)
HSL	hsl(179, 66%, 38%)
HSV	hsv(179, 79%, 63%)
CMYK	cmyk(79.4%, 0%, 1.9%, 37.3%)
CIE-LAB	lab(59.80, -32.92, -7.95)
CIE-LCH	lch(59.80, 33.86, 193.57°)
OKLab	oklab(64.12% -0.1008 -0.0222)
OKLCH	oklch(64.12% 0.103 192.4)
XYZ	xyz(19.2809, 27.8969, 36.2602)
Luminance	0.2790 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A09D #A02124

analogous

#21A05E #21A09D #2163A0

triadic

#21A09D #9D21A0 #A09D21

tetradic

#21A09D #5E21A0 #A02124 #63A021

square

#21A09D #5E21A0 #A02124 #63A021

split-complementary

#21A09D #A02163 #A05E21

monochromatic

#0C3B39 #176D6B #21A09D #2BD3CF #5EDEDB

Accessibility & contrast

On white

3.19

#21A09D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#21A09D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A09D

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A09D	#FFFFFF	#000000	##000000
##21A09D	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96979D

Deuteranopia (green-blind)

#848B9E

Tritanopia (blue-blind)

#00A59F

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #21a09d;
/* rgb */ color: rgb(33, 160, 157);
/* oklch */ color: oklch(64.1% 0.103 192.4);

Tailwind

colors: {
  custom: {
    50: '#75bcb9',
    500: '#21a09d',
    950: '#000000',
  },
}

SCSS

$custom: #21a09d;
$custom-light: #75bcb9;
$custom-dark: #000000;

JSON

{
  "hex": "#21a09d",
  "rgb": {
    "r": 33,
    "g": 160,
    "b": 157
  },
  "hsl": {
    "h": 178.583,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.64116,
    "c": 0.10323,
    "h": 192.4
  },
  "luminance": 0.27899
}

Semantic roles & 50–950 ramp

primary

#21A09D

secondary

#C25B5D

accent

#3F43E9

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1211

muted

#7C8180

Preview Lab

Preview with #21A09D

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

Preview Lab → · Contrast checker → · Palette generator →