#21A5AC#21A5AC

#21A5AC is a light, moderate teal. Relative luminance 0.302; OKLCH L 65.9% C 0.106 H 200.6°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#21A5AC
RGB	rgb(33, 165, 172)
HSL	hsl(183, 68%, 40%)
HSV	hsv(183, 81%, 67%)
CMYK	cmyk(80.8%, 4.1%, 0%, 32.5%)
CIE-LAB	lab(61.83, -30.72, -13.35)
CIE-LCH	lch(61.83, 33.50, 203.49°)
OKLab	oklab(65.93% -0.099 -0.0371)
OKLCH	oklch(65.93% 0.106 200.6)
XYZ	xyz(21.5253, 30.2094, 43.7182)
Luminance	0.3021 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A5AC #AC2821

analogous

#21AC6E #21A5AC #215FAC

triadic

#21A5AC #AC21A5 #A5AC21

tetradic

#21A5AC #6E21AC #AC2821 #5FAC21

square

#21A5AC #6E21AC #AC2821 #5FAC21

split-complementary

#21A5AC #AC215F #AC6E21

monochromatic

#0D4245 #177479 #21A5AC #32CFD8 #66DBE2

Accessibility & contrast

On white

2.98

#21A5AC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.04

#21A5AC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21A5AC

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A5AC	#FFFFFF	#000000	##000000
##21A5AC	1.00	2.98	7.04	7.04
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.04	21.00	1.00	1.00
##000000	7.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#989DAD

Deuteranopia (green-blind)

#8590AD

Tritanopia (blue-blind)

#00ACA7

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #21a5ac;
/* rgb */ color: rgb(33, 165, 172);
/* oklch */ color: oklch(65.9% 0.106 200.6);

Tailwind

colors: {
  custom: {
    50: '#77c0c4',
    500: '#21a5ac',
    950: '#000000',
  },
}

SCSS

$custom: #21a5ac;
$custom-light: #77c0c4;
$custom-dark: #000000;

JSON

{
  "hex": "#21a5ac",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 172
  },
  "hsl": {
    "h": 183.022,
    "s": 67.805,
    "l": 40.196
  },
  "oklch": {
    "l": 0.65932,
    "c": 0.10574,
    "h": 200.6
  },
  "luminance": 0.30212
}

Semantic roles & 50–950 ramp

primary

#21A5AC

secondary

#C76762

accent

#463DEB

background

#F8FBFC

surface

#EFF7F8

border

#CAD0D1

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A5AC

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

Preview Lab → · Contrast checker → · Palette generator →