#21A3AC#21A3AC

#21A3AC is a light, moderate teal. Relative luminance 0.295; OKLCH L 65.4% C 0.105 H 202.3°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#21A3AC
RGB	rgb(33, 163, 172)
HSL	hsl(184, 68%, 40%)
HSV	hsv(184, 81%, 67%)
CMYK	cmyk(80.8%, 5.2%, 0%, 32.5%)
CIE-LAB	lab(61.21, -29.75, -14.28)
CIE-LCH	lch(61.21, 33.00, 205.65°)
OKLab	oklab(65.43% -0.0971 -0.0397)
OKLCH	oklch(65.43% 0.105 202.3)
XYZ	xyz(21.1674, 29.4936, 43.5989)
Luminance	0.2950 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A3AC #AC2A21

analogous

#21AC70 #21A3AC #215DAC

triadic

#21A3AC #AC21A3 #A3AC21

tetradic

#21A3AC #7021AC #AC2A21 #5DAC21

square

#21A3AC #7021AC #AC2A21 #5DAC21

split-complementary

#21A3AC #AC215D #AC7021

monochromatic

#0D4245 #177279 #21A3AC #32CDD8 #66DAE2

Accessibility & contrast

On white

3.04

#21A3AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#21A3AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A3AC

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A3AC	#FFFFFF	#000000	##000000
##21A3AC	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#969CAD

Deuteranopia (green-blind)

#838EAD

Tritanopia (blue-blind)

#00AAA5

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #21a3ac;
/* rgb */ color: rgb(33, 163, 172);
/* oklch */ color: oklch(65.4% 0.105 202.3);

Tailwind

colors: {
  custom: {
    50: '#77bec4',
    500: '#21a3ac',
    950: '#000000',
  },
}

SCSS

$custom: #21a3ac;
$custom-light: #77bec4;
$custom-dark: #000000;

JSON

{
  "hex": "#21a3ac",
  "rgb": {
    "r": 33,
    "g": 163,
    "b": 172
  },
  "hsl": {
    "h": 183.885,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.65429,
    "c": 0.10487,
    "h": 202.3
  },
  "luminance": 0.29496
}

Semantic roles & 50–950 ramp

primary

#21A3AC

secondary

#C76862

accent

#483DEB

background

#F8FBFC

surface

#EFF7F8

border

#CAD0D1

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A3AC

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

Preview Lab → · Contrast checker → · Palette generator →