#21BCAA#21BCAA

#21BCAA is a light, vivid teal. Relative luminance 0.392; OKLCH L 71.7% C 0.122 H 182.5°. Best body text is #000000 at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#21BCAA
RGB	rgb(33, 188, 170)
HSL	hsl(173, 70%, 43%)
HSV	hsv(173, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 9.6%, 26.3%)
CIE-LAB	lab(68.89, -41.89, -1.76)
CIE-LCH	lch(68.89, 41.93, 182.40°)
OKLab	oklab(71.66% -0.1222 -0.0054)
OKLCH	oklch(71.66% 0.122 182.5)
XYZ	xyz(25.8625, 39.1888, 44.2235)
Luminance	0.3919 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BCAA #BC2133

analogous

#21BC5C #21BCAA #2180BC

triadic

#21BCAA #AA21BC #BCAA21

tetradic

#21BCAA #5C21BC #BC2133 #80BC21

square

#21BCAA #5C21BC #BC2133 #80BC21

split-complementary

#21BCAA #BC2180 #BC5C21

monochromatic

#0F544C #18887B #21BCAA #3DDDCA #71E6D9

Accessibility & contrast

On white

2.38

#21BCAA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.84

#21BCAA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BCAA

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BCAA	#FFFFFF	#000000	##000000
##21BCAA	1.00	2.38	8.84	8.84
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.84	21.00	1.00	1.00
##000000	8.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3B1A9

Deuteranopia (green-blind)

#9FA2AC

Tritanopia (blue-blind)

#00C0B6

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #21bcaa;
/* rgb */ color: rgb(33, 188, 170);
/* oklch */ color: oklch(71.7% 0.122 182.5);

Tailwind

colors: {
  custom: {
    50: '#7bd1c3',
    500: '#21bcaa',
    950: '#000000',
  },
}

SCSS

$custom: #21bcaa;
$custom-light: #7bd1c3;
$custom-dark: #000000;

JSON

{
  "hex": "#21bcaa",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 170
  },
  "hsl": {
    "h": 173.032,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.71656,
    "c": 0.12235,
    "h": 182.5
  },
  "luminance": 0.39192
}

Semantic roles & 50–950 ramp

primary

#21BCAA

secondary

#CD6C77

accent

#3B50ED

background

#F8FCFB

surface

#EFF9F7

border

#CAD2D0

text

#0B1412

muted

#7C8281

Preview Lab

Preview with #21BCAA

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

Preview Lab → · Contrast checker → · Palette generator →