#21B283#21B283

#21B283 is a light, vivid teal. Relative luminance 0.338; OKLCH L 68.0% C 0.136 H 165.0°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX#21B283
RGBrgb(33, 178, 131)
HSLhsl(161, 69%, 41%)
HSVhsv(161, 81%, 70%)
CMYKcmyk(81.5%, 0%, 26.4%, 30.2%)
CIE-LABlab(64.80, -47.75, 13.81)
CIE-LCHlch(64.80, 49.71, 163.86°)
OKLaboklab(67.99% -0.1311 0.0352)
OKLCHoklch(67.99% 0.136 165)
XYZxyz(20.6419, 33.8002, 26.9045)
Luminance0.3380 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21B283 #B22150
analogous
#21B23B #21B283 #2199B2
triadic
#21B283 #8321B2 #B28321
tetradic
#21B283 #3B21B2 #B22150 #99B221
square
#21B283 #3B21B2 #B22150 #99B221
split-complementary
#21B283 #B22199 #B23B21
monochromatic
#0E4B37 #177E5D #21B283 #36DAA5 #6AE3BC

Accessibility & contrast

On white

2.71
#21B283 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.76
#21B283 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B283
7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21B283#FFFFFF#000000##000000
##21B2831.002.717.767.76
#FFFFFF2.711.0021.0021.00
#0000007.7621.001.001.00
##0000007.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#AEA580
Deuteranopia (green-blind)
#9D9886
Tritanopia (blue-blind)
#00B2A5
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #21b283;
/* rgb */ color: rgb(33, 178, 131);
/* oklch */ color: oklch(68.0% 0.136 165.0);
Tailwind
colors: {
  custom: {
    50: '#77caa7',
    500: '#21b283',
    950: '#000000',
  },
}
SCSS
$custom: #21b283;
$custom-light: #77caa7;
$custom-dark: #000000;
JSON
{
  "hex": "#21b283",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 131
  },
  "hsl": {
    "h": 160.552,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67991,
    "c": 0.13573,
    "h": 165
  },
  "luminance": 0.33803
}

Semantic roles & 50–950 ramp

primary
#21B283
secondary
#C96686
accent
#3C75EC
background
#F7FCFA
surface
#EEF8F4
border
#C9D1CE
text
#0A130F
muted
#7C827F

Preview Lab

Preview with #21B283

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

Preview Lab → · Contrast checker → · Palette generator →

#21B283 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva