#21BCA9#21BCA9

#21BCA9 is a light, vivid teal. Relative luminance 0.392; OKLCH L 71.6% C 0.123 H 181.9°. Best body text is #000000 at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#21BCA9
RGB	rgb(33, 188, 169)
HSL	hsl(173, 70%, 43%)
HSV	hsv(173, 82%, 74%)
CMYK	cmyk(82.4%, 0%, 10.1%, 26.3%)
CIE-LAB	lab(68.86, -42.17, -1.25)
CIE-LCH	lch(68.86, 42.19, 181.69°)
OKLab	oklab(71.62% -0.1227 -0.004)
OKLCH	oklch(71.62% 0.123 181.9)
XYZ	xyz(25.7683, 39.1511, 43.7272)
Luminance	0.3915 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BCA9 #BC2134

analogous

#21BC5B #21BCA9 #2181BC

triadic

#21BCA9 #A921BC #BCA921

tetradic

#21BCA9 #5B21BC #BC2134 #81BC21

square

#21BCA9 #5B21BC #BC2134 #81BC21

split-complementary

#21BCA9 #BC2181 #BC5B21

monochromatic

#0F544B #18887A #21BCA9 #3DDDC9 #71E6D8

Accessibility & contrast

On white

2.38

#21BCA9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.83

#21BCA9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BCA9

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BCA9	#FFFFFF	#000000	##000000
##21BCA9	1.00	2.38	8.83	8.83
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.83	21.00	1.00	1.00
##000000	8.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3B0A8

Deuteranopia (green-blind)

#9FA2AB

Tritanopia (blue-blind)

#00C0B6

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #21bca9;
/* rgb */ color: rgb(33, 188, 169);
/* oklch */ color: oklch(71.6% 0.123 181.9);

Tailwind

colors: {
  custom: {
    50: '#7bd1c2',
    500: '#21bca9',
    950: '#000000',
  },
}

SCSS

$custom: #21bca9;
$custom-light: #7bd1c2;
$custom-dark: #000000;

JSON

{
  "hex": "#21bca9",
  "rgb": {
    "r": 33,
    "g": 188,
    "b": 169
  },
  "hsl": {
    "h": 172.645,
    "s": 70.136,
    "l": 43.333
  },
  "oklch": {
    "l": 0.71624,
    "c": 0.12277,
    "h": 181.9
  },
  "luminance": 0.39154
}

Semantic roles & 50–950 ramp

primary

#21BCA9

secondary

#CD6C78

accent

#3B51ED

background

#F8FCFB

surface

#EFF9F7

border

#CAD2D0

text

#0B1412

muted

#7C8281

Preview Lab

Preview with #21BCA9

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

Preview Lab → · Contrast checker → · Palette generator →