#21BDB9#21BDB9

#21BDB9 is a light, moderate teal. Relative luminance 0.402; OKLCH L 72.4% C 0.119 H 192.1°. Best body text is #000000 at 9.04:1 contrast (WCAG AA passes).

Color values

HEX#21BDB9
RGBrgb(33, 189, 185)
HSLhsl(178, 70%, 44%)
HSVhsv(178, 83%, 74%)
CMYKcmyk(82.5%, 0%, 2.1%, 25.9%)
CIE-LABlab(69.62, -38.06, -8.90)
CIE-LCHlch(69.62, 39.09, 193.16°)
OKLaboklab(72.4% -0.1164 -0.0248)
OKLCHoklch(72.4% 0.119 192.1)
XYZxyz(27.5776, 40.2178, 52.1989)
Luminance0.4022 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#21BDB9 #BD2125
analogous
#21BD6B #21BDB9 #2173BD
triadic
#21BDB9 #B921BD #BDB921
tetradic
#21BDB9 #6B21BD #BD2125 #73BD21
square
#21BDB9 #6B21BD #BD2125 #73BD21
split-complementary
#21BDB9 #BD2173 #BD6B21
monochromatic
#0F5553 #188986 #21BDB9 #3EDDD9 #72E6E3

Accessibility & contrast

On white

2.32
#21BDB9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.04
#21BDB9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BDB9
9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##21BDB9#FFFFFF#000000##000000
##21BDB91.002.329.049.04
#FFFFFF2.321.0021.0021.00
#0000009.0421.001.001.00
##0000009.0421.001.001.00

Color blindness preview

Protanopia (red-blind)
#B1B3B9
Deuteranopia (green-blind)
#9CA4BA
Tritanopia (blue-blind)
#00C3BB
Achromatopsia (no color)
#AAAAAA

Design tokens & code

CSS
--color: #21bdb9;
/* rgb */ color: rgb(33, 189, 185);
/* oklch */ color: oklch(72.4% 0.119 192.1);
Tailwind
colors: {
  custom: {
    50: '#7cd1ce',
    500: '#21bdb9',
    950: '#000000',
  },
}
SCSS
$custom: #21bdb9;
$custom-light: #7cd1ce;
$custom-dark: #000000;
JSON
{
  "hex": "#21bdb9",
  "rgb": {
    "r": 33,
    "g": 189,
    "b": 185
  },
  "hsl": {
    "h": 178.462,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.72399,
    "c": 0.11898,
    "h": 192.1
  },
  "luminance": 0.40221
}

Semantic roles & 50–950 ramp

primary
#21BDB9
secondary
#CD6D6F
accent
#3B3FED
background
#F8FCFC
surface
#F0F9F9
border
#CBD2D2
text
#0C1413
muted
#7D8282

Preview Lab

Preview with #21BDB9

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

Preview Lab → · Contrast checker → · Palette generator →

#21BDB9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva