#21A6AA#21A6AA

#21A6AA is a light, moderate teal. Relative luminance 0.305; OKLCH L 66.1% C 0.106 H 198.1°. Best body text is #000000 at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#21A6AA
RGB	rgb(33, 166, 170)
HSL	hsl(182, 67%, 40%)
HSV	hsv(182, 81%, 67%)
CMYK	cmyk(80.6%, 2.4%, 0%, 33.3%)
CIE-LAB	lab(62.08, -31.82, -11.86)
CIE-LCH	lch(62.08, 33.96, 200.44°)
OKLab	oklab(66.11% -0.1009 -0.033)
OKLCH	oklch(66.11% 0.106 198.1)
XYZ	xyz(21.5158, 30.4953, 42.7746)
Luminance	0.3050 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A6AA #AA2521

analogous

#21AA6A #21A6AA #2161AA

triadic

#21A6AA #AA21A6 #A6AA21

tetradic

#21A6AA #6A21AA #AA2521 #61AA21

square

#21A6AA #6A21AA #AA2521 #61AA21

split-complementary

#21A6AA #AA2161 #AA6A21

monochromatic

#0D4243 #177477 #21A6AA #31D2D7 #64DDE1

Accessibility & contrast

On white

2.96

#21A6AA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.10

#21A6AA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21A6AA

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A6AA	#FFFFFF	#000000	##000000
##21A6AA	1.00	2.96	7.10	7.10
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.10	21.00	1.00	1.00
##000000	7.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A9EAA

Deuteranopia (green-blind)

#8790AB

Tritanopia (blue-blind)

#00ACA7

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #21a6aa;
/* rgb */ color: rgb(33, 166, 170);
/* oklch */ color: oklch(66.1% 0.106 198.1);

Tailwind

colors: {
  custom: {
    50: '#77c1c3',
    500: '#21a6aa',
    950: '#000000',
  },
}

SCSS

$custom: #21a6aa;
$custom-light: #77c1c3;
$custom-dark: #000000;

JSON

{
  "hex": "#21a6aa",
  "rgb": {
    "r": 33,
    "g": 166,
    "b": 170
  },
  "hsl": {
    "h": 181.752,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.66109,
    "c": 0.10612,
    "h": 198.1
  },
  "luminance": 0.30498
}

Semantic roles & 50–950 ramp

primary

#21A6AA

secondary

#C66461

accent

#423DEA

background

#F8FBFB

surface

#EFF7F7

border

#CAD0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #21A6AA

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

Preview Lab → · Contrast checker → · Palette generator →