#21AEB0#21AEB0

#21AEB0 is a light, moderate teal. Relative luminance 0.337; OKLCH L 68.3% C 0.110 H 196.4°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#21AEB0
RGB	rgb(33, 174, 176)
HSL	hsl(181, 68%, 41%)
HSV	hsv(181, 81%, 69%)
CMYK	cmyk(81.3%, 1.1%, 0%, 31%)
CIE-LAB	lab(64.75, -33.79, -11.22)
CIE-LCH	lch(64.75, 35.61, 198.36°)
OKLab	oklab(68.34% -0.106 -0.0312)
OKLCH	oklch(68.34% 0.11 196.4)
XYZ	xyz(23.5961, 33.7270, 46.3322)
Luminance	0.3373 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21AEB0 #B02321

analogous

#21B06A #21AEB0 #2166B0

triadic

#21AEB0 #B021AE #AEB021

tetradic

#21AEB0 #6A21B0 #B02321 #66B021

square

#21AEB0 #6A21B0 #B02321 #66B021

split-complementary

#21AEB0 #B02166 #B06A21

monochromatic

#0E4849 #177B7C #21AEB0 #35D7D9 #69E1E3

Accessibility & contrast

On white

2.71

#21AEB0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#21AEB0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21AEB0

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21AEB0	#FFFFFF	#000000	##000000
##21AEB0	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2A5B0

Deuteranopia (green-blind)

#8E97B1

Tritanopia (blue-blind)

#00B4AE

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #21aeb0;
/* rgb */ color: rgb(33, 174, 176);
/* oklch */ color: oklch(68.3% 0.110 196.4);

Tailwind

colors: {
  custom: {
    50: '#79c6c7',
    500: '#21aeb0',
    950: '#000000',
  },
}

SCSS

$custom: #21aeb0;
$custom-light: #79c6c7;
$custom-dark: #000000;

JSON

{
  "hex": "#21aeb0",
  "rgb": {
    "r": 33,
    "g": 174,
    "b": 176
  },
  "hsl": {
    "h": 180.839,
    "s": 68.421,
    "l": 40.98
  },
  "oklch": {
    "l": 0.68338,
    "c": 0.11048,
    "h": 196.4
  },
  "luminance": 0.3373
}

Semantic roles & 50–950 ramp

primary

#21AEB0

secondary

#C86664

accent

#3F3DEB

background

#F8FCFC

surface

#EFF8F8

border

#CAD1D1

text

#0B1313

muted

#7C8282

Preview Lab

Preview with #21AEB0

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

Preview Lab → · Contrast checker → · Palette generator →