#21BDA8#21BDA8

#21BDA8 is a light, vivid teal. Relative luminance 0.395; OKLCH L 71.8% C 0.124 H 180.7°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#21BDA8
RGB	rgb(33, 189, 168)
HSL	hsl(172, 70%, 44%)
HSV	hsv(172, 83%, 74%)
CMYK	cmyk(82.5%, 0%, 11.1%, 25.9%)
CIE-LAB	lab(69.14, -42.88, -0.28)
CIE-LCH	lch(69.14, 42.88, 180.38°)
OKLab	oklab(71.85% -0.1241 -0.0015)
OKLCH	oklch(71.85% 0.124 180.7)
XYZ	xyz(25.8891, 39.5424, 43.3062)
Luminance	0.3955 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BDA8 #BD2136

analogous

#21BD5A #21BDA8 #2184BD

triadic

#21BDA8 #A821BD #BDA821

tetradic

#21BDA8 #5A21BD #BD2136 #84BD21

square

#21BDA8 #5A21BD #BD2136 #84BD21

split-complementary

#21BDA8 #BD2184 #BD5A21

monochromatic

#0F554B #18897A #21BDA8 #3EDDC8 #72E6D7

Accessibility & contrast

On white

2.36

#21BDA8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.91

#21BDA8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BDA8

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BDA8	#FFFFFF	#000000	##000000
##21BDA8	1.00	2.36	8.91	8.91
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.91	21.00	1.00	1.00
##000000	8.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4B1A7

Deuteranopia (green-blind)

#A1A3AA

Tritanopia (blue-blind)

#00C1B7

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #21bda8;
/* rgb */ color: rgb(33, 189, 168);
/* oklch */ color: oklch(71.8% 0.124 180.7);

Tailwind

colors: {
  custom: {
    50: '#7bd1c1',
    500: '#21bda8',
    950: '#000000',
  },
}

SCSS

$custom: #21bda8;
$custom-light: #7bd1c1;
$custom-dark: #000000;

JSON

{
  "hex": "#21bda8",
  "rgb": {
    "r": 33,
    "g": 189,
    "b": 168
  },
  "hsl": {
    "h": 171.923,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.71846,
    "c": 0.12413,
    "h": 180.7
  },
  "luminance": 0.39546
}

Semantic roles & 50–950 ramp

primary

#21BDA8

secondary

#CD6D7A

accent

#3B53ED

background

#F8FCFB

surface

#EFF9F7

border

#CAD2D0

text

#0B1412

muted

#7C8281

Preview Lab

Preview with #21BDA8

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

Preview Lab → · Contrast checker → · Palette generator →