#21BC9F#21BC9F

#21BC9F is a light, vivid teal. Relative luminance 0.388; OKLCH L 71.3% C 0.128 H 175.7°. Best body text is #000000 at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#21BC9F
RGB	rgb(33, 188, 159)
HSL	hsl(169, 70%, 43%)
HSV	hsv(169, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 15.4%, 26.3%)
CIE-LAB	lab(68.60, -44.87, 3.86)
CIE-LCH	lch(68.60, 45.03, 175.08°)
OKLab	oklab(71.32% -0.1274 0.0095)
OKLCH	oklch(71.32% 0.128 175.7)
XYZ	xyz(24.8651, 38.7898, 38.9708)
Luminance	0.3879 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BC9F #BC213E

analogous

#21BC51 #21BC9F #218BBC

triadic

#21BC9F #9F21BC #BC9F21

tetradic

#21BC9F #5121BC #BC213E #8BBC21

square

#21BC9F #5121BC #BC213E #8BBC21

split-complementary

#21BC9F #BC218B #BC5121

monochromatic

#0F5447 #188873 #21BC9F #3DDDBF #71E6D0

Accessibility & contrast

On white

2.40

#21BC9F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.76

#21BC9F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BC9F

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BC9F	#FFFFFF	#000000	##000000
##21BC9F	1.00	2.40	8.76	8.76
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.76	21.00	1.00	1.00
##000000	8.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5B09E

Deuteranopia (green-blind)

#A2A2A1

Tritanopia (blue-blind)

#00BFB3

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #21bc9f;
/* rgb */ color: rgb(33, 188, 159);
/* oklch */ color: oklch(71.3% 0.128 175.7);

Tailwind

colors: {
  custom: {
    50: '#7ad1bb',
    500: '#21bc9f',
    950: '#000000',
  },
}

SCSS

$custom: #21bc9f;
$custom-light: #7ad1bb;
$custom-dark: #000000;

JSON

{
  "hex": "#21bc9f",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 159
  },
  "hsl": {
    "h": 168.774,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.71323,
    "c": 0.12775,
    "h": 175.7
  },
  "luminance": 0.38793
}

Semantic roles & 50–950 ramp

primary

#21BC9F

secondary

#CD6C7E

accent

#3B5CED

background

#F8FCFB

surface

#EFF9F6

border

#CAD2D0

text

#0B1411

muted

#7C8280

Preview Lab

Preview with #21BC9F

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

Preview Lab → · Contrast checker → · Palette generator →