#21AAB3#21AAB3

#21AAB3 is a light, moderate teal. Relative luminance 0.323; OKLCH L 67.4% C 0.109 H 201.9°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#21AAB3
RGB	rgb(33, 170, 179)
HSL	hsl(184, 69%, 42%)
HSV	hsv(184, 82%, 70%)
CMYK	cmyk(81.6%, 5%, 0%, 29.8%)
CIE-LAB	lab(63.61, -30.96, -14.59)
CIE-LCH	lch(63.61, 34.23, 205.24°)
OKLab	oklab(67.45% -0.1008 -0.0406)
OKLCH	oklch(67.45% 0.109 201.9)
XYZ	xyz(23.1349, 32.3245, 47.6590)
Luminance	0.3233 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21AAB3 #B32A21

analogous

#21B373 #21AAB3 #2161B3

triadic

#21AAB3 #B321AA #AAB321

tetradic

#21AAB3 #7321B3 #B32A21 #61B321

square

#21AAB3 #7321B3 #B32A21 #61B321

split-complementary

#21AAB3 #B32161 #B37321

monochromatic

#0E484C #17797F #21AAB3 #37D0DA #6BDCE4

Accessibility & contrast

On white

2.81

#21AAB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#21AAB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AAB3

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21AAB3	#FFFFFF	#000000	##000000
##21AAB3	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9CA2B4

Deuteranopia (green-blind)

#8994B4

Tritanopia (blue-blind)

#00B1AC

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #21aab3;
/* rgb */ color: rgb(33, 170, 179);
/* oklch */ color: oklch(67.4% 0.109 201.9);

Tailwind

colors: {
  custom: {
    50: '#79c3c9',
    500: '#21aab3',
    950: '#000000',
  },
}

SCSS

$custom: #21aab3;
$custom-light: #79c3c9;
$custom-dark: #000000;

JSON

{
  "hex": "#21aab3",
  "rgb": {
    "r": 33,
    "g": 170,
    "b": 179
  },
  "hsl": {
    "h": 183.699,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.67449,
    "c": 0.10866,
    "h": 201.9
  },
  "luminance": 0.32327
}

Semantic roles & 50–950 ramp

primary

#21AAB3

secondary

#CA6C66

accent

#473CEC

background

#F8FCFC

surface

#EFF8F8

border

#CAD1D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #21AAB3

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

Preview Lab → · Contrast checker → · Palette generator →