#21BCA8#21BCA8

#21BCA8 is a light, vivid teal. Relative luminance 0.391; OKLCH L 71.6% C 0.123 H 181.3°. Best body text is #000000 at 8.82:1 contrast (WCAG AA passes).

Color values

HEX#21BCA8
RGBrgb(33, 188, 168)
HSLhsl(172, 70%, 43%)
HSVhsv(172, 82%, 74%)
CMYKcmyk(82.4%, 0%, 10.6%, 26.3%)
CIE-LABlab(68.83, -42.45, -0.74)
CIE-LCHlch(68.83, 42.45, 180.99°)
OKLaboklab(71.59% -0.1232 -0.0027)
OKLCHoklch(71.59% 0.123 181.3)
XYZxyz(25.6747, 39.1137, 43.2347)
Luminance0.3912 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21BCA8 #BC2135
analogous
#21BC5A #21BCA8 #2182BC
triadic
#21BCA8 #A821BC #BCA821
tetradic
#21BCA8 #5A21BC #BC2135 #82BC21
square
#21BCA8 #5A21BC #BC2135 #82BC21
split-complementary
#21BCA8 #BC2182 #BC5A21
monochromatic
#0F544B #188879 #21BCA8 #3DDDC8 #71E6D7

Accessibility & contrast

On white

2.38
#21BCA8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.82
#21BCA8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BCA8
8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21BCA8#FFFFFF#000000##000000
##21BCA81.002.388.828.82
#FFFFFF2.381.0021.0021.00
#0000008.8221.001.001.00
##0000008.8221.001.001.00

Color blindness preview

Protanopia (red-blind)
#B3B0A7
Deuteranopia (green-blind)
#A0A2AA
Tritanopia (blue-blind)
#00C0B6
Achromatopsia (no color)
#A8A8A8

Design tokens & code

CSS
--color: #21bca8;
/* rgb */ color: rgb(33, 188, 168);
/* oklch */ color: oklch(71.6% 0.123 181.3);
Tailwind
colors: {
  custom: {
    50: '#7bd1c1',
    500: '#21bca8',
    950: '#000000',
  },
}
SCSS
$custom: #21bca8;
$custom-light: #7bd1c1;
$custom-dark: #000000;
JSON
{
  "hex": "#21bca8",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 168
  },
  "hsl": {
    "h": 172.258,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.71593,
    "c": 0.12319,
    "h": 181.3
  },
  "luminance": 0.39117
}

Semantic roles & 50–950 ramp

primary
#21BCA8
secondary
#CD6C78
accent
#3B52ED
background
#F8FCFB
surface
#EFF9F7
border
#CAD2D0
text
#0B1412
muted
#7C8281

Preview Lab

Preview with #21BCA8

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

Preview Lab → · Contrast checker → · Palette generator →

#21BCA8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva