#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
RGBrgb(33, 193, 129)
HSLhsl(156, 71%, 44%)
HSVhsv(156, 83%, 76%)
CMYKcmyk(82.9%, 0%, 33.2%, 24.3%)
CIE-LABlab(69.50, -54.02, 21.38)
CIE-LCHlch(69.50, 58.10, 158.41°)
OKLaboklab(71.85% -0.1465 0.054)
OKLCHoklch(71.85% 0.156 159.8)
XYZxyz(23.6571, 40.0453, 27.2473)
Luminance0.4005 (WCAG relative)
Temperatureneutral
Familyteal

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
##21C1811.002.339.019.01
#FFFFFF2.331.0021.0021.00
#0000009.0121.001.001.00
##0000009.0121.001.001.00

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.

Preview Lab → · Contrast checker → · Palette generator →

#21C181 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva