#21BDBA#21BDBA

#21BDBA is a light, moderate teal. Relative luminance 0.403; OKLCH L 72.4% C 0.119 H 192.8°. Best body text is #000000 at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#21BDBA
RGB	rgb(33, 189, 186)
HSL	hsl(179, 70%, 44%)
HSV	hsv(179, 83%, 74%)
CMYK	cmyk(82.5%, 0%, 1.6%, 25.9%)
CIE-LAB	lab(69.65, -37.77, -9.41)
CIE-LCH	lch(69.65, 38.92, 193.99°)
OKLab	oklab(72.43% -0.1159 -0.0262)
OKLCH	oklch(72.43% 0.119 192.8)
XYZ	xyz(27.6835, 40.2601, 52.7568)
Luminance	0.4026 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BDBA #BD2124

analogous

#21BD6C #21BDBA #2172BD

triadic

#21BDBA #BA21BD #BDBA21

tetradic

#21BDBA #6C21BD #BD2124 #72BD21

square

#21BDBA #6C21BD #BD2124 #72BD21

split-complementary

#21BDBA #BD2172 #BD6C21

monochromatic

#0F5553 #188987 #21BDBA #3EDDDA #72E6E4

Accessibility & contrast

On white

2.32

#21BDBA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.05

#21BDBA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BDBA

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BDBA	#FFFFFF	#000000	##000000
##21BDBA	1.00	2.32	9.05	9.05
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.05	21.00	1.00	1.00
##000000	9.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1B3BA

Deuteranopia (green-blind)

#9CA4BB

Tritanopia (blue-blind)

#00C3BC

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #21bdba;
/* rgb */ color: rgb(33, 189, 186);
/* oklch */ color: oklch(72.4% 0.119 192.8);

Tailwind

colors: {
  custom: {
    50: '#7cd1ce',
    500: '#21bdba',
    950: '#000000',
  },
}

SCSS

$custom: #21bdba;
$custom-light: #7cd1ce;
$custom-dark: #000000;

JSON

{
  "hex": "#21bdba",
  "rgb": {
    "r": 33,
    "g": 189,
    "b": 186
  },
  "hsl": {
    "h": 178.846,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.72434,
    "c": 0.11884,
    "h": 192.8
  },
  "luminance": 0.40264
}

Semantic roles & 50–950 ramp

primary

#21BDBA

secondary

#CD6D6F

accent

#3B3EED

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1413

muted

#7D8282

Preview Lab

Preview with #21BDBA

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

Preview Lab → · Contrast checker → · Palette generator →