#21C181#21C181

#21C181 is a light, vivid teal. Relative luminance 0.400; OKLCH L 71.8% C 0.156 H 159.8°. Best body text is #000000 at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#21C181
RGB	rgb(33, 193, 129)
HSL	hsl(156, 71%, 44%)
HSV	hsv(156, 83%, 76%)
CMYK	cmyk(82.9%, 0%, 33.2%, 24.3%)
CIE-LAB	lab(69.50, -54.02, 21.38)
CIE-LCH	lch(69.50, 58.10, 158.41°)
OKLab	oklab(71.85% -0.1465 0.054)
OKLCH	oklch(71.85% 0.156 159.8)
XYZ	xyz(23.6571, 40.0453, 27.2473)
Luminance	0.4005 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21C181 #C12161

analogous

#21C131 #21C181 #21B1C1

triadic

#21C181 #8121C1 #C18121

tetradic

#21C181 #3121C1 #C12161 #B1C121

square

#21C181 #3121C1 #C12161 #B1C121

split-complementary

#21C181 #C121B1 #C13121

monochromatic

#0F583B #188D5E #21C181 #41DE9F #75E7BA

Accessibility & contrast

On white

2.33

#21C181 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.01

#21C181 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21C181

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21C181	#FFFFFF	#000000	##000000
##21C181	1.00	2.33	9.01	9.01
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.01	21.00	1.00	1.00
##000000	9.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFB27D

Deuteranopia (green-blind)

#ACA485

Tritanopia (blue-blind)

#00C0B0

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #21c181;
/* rgb */ color: rgb(33, 193, 129);
/* oklch */ color: oklch(71.8% 0.156 159.8);

Tailwind

colors: {
  custom: {
    50: '#7ad5a6',
    500: '#21c181',
    950: '#000000',
  },
}

SCSS

$custom: #21c181;
$custom-light: #7ad5a6;
$custom-dark: #000000;

JSON

{
  "hex": "#21c181",
  "rgb": {
    "r": 33,
    "g": 193,
    "b": 129
  },
  "hsl": {
    "h": 156,
    "s": 70.796,
    "l": 44.314
  },
  "oklch": {
    "l": 0.71848,
    "c": 0.15611,
    "h": 159.8
  },
  "luminance": 0.40048
}

Semantic roles & 50–950 ramp

primary

#21C181

secondary

#CF6F95

accent

#3A82EE

background

#F8FDFA

surface

#EFFAF4

border

#CAD3CE

text

#0B140F

muted

#7C837F

Preview Lab

Preview with #21C181

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

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