#21BC9E#21BC9E

#21BC9E is a light, vivid teal. Relative luminance 0.388; OKLCH L 71.3% C 0.128 H 175.1°. Best body text is #000000 at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#21BC9E
RGB	rgb(33, 188, 158)
HSL	hsl(168, 70%, 43%)
HSV	hsv(168, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 16%, 26.3%)
CIE-LAB	lab(68.57, -45.13, 4.37)
CIE-LCH	lch(68.57, 45.34, 174.47°)
OKLab	oklab(71.3% -0.1279 0.0109)
OKLCH	oklch(71.3% 0.128 175.1)
XYZ	xyz(24.7787, 38.7552, 38.5157)
Luminance	0.3876 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BC9E #BC213F

analogous

#21BC50 #21BC9E #218CBC

triadic

#21BC9E #9E21BC #BC9E21

tetradic

#21BC9E #5021BC #BC213F #8CBC21

square

#21BC9E #5021BC #BC213F #8CBC21

split-complementary

#21BC9E #BC218C #BC5021

monochromatic

#0F5446 #188872 #21BC9E #3DDDBE #71E6D0

Accessibility & contrast

On white

2.40

#21BC9E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.75

#21BC9E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BC9E

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BC9E	#FFFFFF	#000000	##000000
##21BC9E	1.00	2.40	8.75	8.75
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.75	21.00	1.00	1.00
##000000	8.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5AF9D

Deuteranopia (green-blind)

#A2A1A0

Tritanopia (blue-blind)

#00BEB3

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #21bc9e;
/* rgb */ color: rgb(33, 188, 158);
/* oklch */ color: oklch(71.3% 0.128 175.1);

Tailwind

colors: {
  custom: {
    50: '#7ad1ba',
    500: '#21bc9e',
    950: '#000000',
  },
}

SCSS

$custom: #21bc9e;
$custom-light: #7ad1ba;
$custom-dark: #000000;

JSON

{
  "hex": "#21bc9e",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 158
  },
  "hsl": {
    "h": 168.387,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.71295,
    "c": 0.12832,
    "h": 175.1
  },
  "luminance": 0.38758
}

Semantic roles & 50–950 ramp

primary

#21BC9E

secondary

#CD6C7F

accent

#3B5DED

background

#F8FCFB

surface

#EFF9F6

border

#CAD2D0

text

#0B1411

muted

#7C8280

Preview Lab

Preview with #21BC9E

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

Preview Lab → · Contrast checker → · Palette generator →