#21BCA6#21BCA6

#21BCA6 is a light, vivid teal. Relative luminance 0.390; OKLCH L 71.5% C 0.124 H 180.0°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#21BCA6
RGB	rgb(33, 188, 166)
HSL	hsl(171, 70%, 43%)
HSV	hsv(171, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 11.7%, 26.3%)
CIE-LAB	lab(68.78, -42.99, 0.28)
CIE-LCH	lch(68.78, 42.99, 179.62°)
OKLab	oklab(71.53% -0.1241 0)
OKLCH	oklch(71.53% 0.124 180)
XYZ	xyz(25.4899, 39.0397, 42.2610)
Luminance	0.3904 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BCA6 #BC2137

analogous

#21BC58 #21BCA6 #2184BC

triadic

#21BCA6 #A621BC #BCA621

tetradic

#21BCA6 #5821BC #BC2137 #84BC21

square

#21BCA6 #5821BC #BC2137 #84BC21

split-complementary

#21BCA6 #BC2184 #BC5821

monochromatic

#0F544A #188878 #21BCA6 #3DDDC6 #71E6D6

Accessibility & contrast

On white

2.38

#21BCA6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#21BCA6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BCA6

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BCA6	#FFFFFF	#000000	##000000
##21BCA6	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3B0A5

Deuteranopia (green-blind)

#A0A2A8

Tritanopia (blue-blind)

#00BFB5

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #21bca6;
/* rgb */ color: rgb(33, 188, 166);
/* oklch */ color: oklch(71.5% 0.124 180.0);

Tailwind

colors: {
  custom: {
    50: '#7ad1c0',
    500: '#21bca6',
    950: '#000000',
  },
}

SCSS

$custom: #21bca6;
$custom-light: #7ad1c0;
$custom-dark: #000000;

JSON

{
  "hex": "#21bca6",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 166
  },
  "hsl": {
    "h": 171.484,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.71532,
    "c": 0.12409,
    "h": 180
  },
  "luminance": 0.39043
}

Semantic roles & 50–950 ramp

primary

#21BCA6

secondary

#CD6C7A

accent

#3B54ED

background

#F8FCFB

surface

#EFF9F7

border

#CAD2D0

text

#0B1412

muted

#7C8281

Preview Lab

Preview with #21BCA6

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

Preview Lab → · Contrast checker → · Palette generator →