#42D4BB#42D4BB

#42D4BB is a light, vivid teal. Relative luminance 0.518; OKLCH L 78.7% C 0.127 H 178.9°. Best body text is #000000 at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#42D4BB
RGB	rgb(66, 212, 187)
HSL	hsl(170, 63%, 55%)
HSV	hsv(170, 69%, 83%)
CMYK	cmyk(68.9%, 0%, 11.8%, 16.9%)
CIE-LAB	lab(77.18, -44.09, 1.20)
CIE-LCH	lch(77.18, 44.10, 178.44°)
OKLab	oklab(78.73% -0.127 0.0025)
OKLCH	oklch(78.73% 0.127 178.9)
XYZ	xyz(34.7555, 51.8291, 55.1764)
Luminance	0.5183 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D4BB #D4425B

analogous

#42D472 #42D4BB #42A4D4

triadic

#42D4BB #BB42D4 #D4BB42

tetradic

#42D4BB #7242D4 #D4425B #A4D442

square

#42D4BB #7242D4 #D4425B #A4D442

split-complementary

#42D4BB #D442A4 #D47242

monochromatic

#1D7F6E #28B199 #42D4BB #74DFCD #A6EBDF

Accessibility & contrast

On white

1.85

#42D4BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.37

#42D4BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D4BB

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D4BB	#FFFFFF	#000000	##000000
##42D4BB	1.00	1.85	11.37	11.37
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.37	21.00	1.00	1.00
##000000	11.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBC7BA

Deuteranopia (green-blind)

#B7B8BD

Tritanopia (blue-blind)

#00D7CC

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42d4bb;
/* rgb */ color: rgb(66, 212, 187);
/* oklch */ color: oklch(78.7% 0.127 178.9);

Tailwind

colors: {
  custom: {
    50: '#89e2cf',
    500: '#42d4bb',
    950: '#000000',
  },
}

SCSS

$custom: #42d4bb;
$custom-light: #89e2cf;
$custom-dark: #000000;

JSON

{
  "hex": "#42d4bb",
  "rgb": {
    "r": 66,
    "g": 212,
    "b": 187
  },
  "hsl": {
    "h": 169.726,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.78731,
    "c": 0.12704,
    "h": 178.9
  },
  "luminance": 0.51833
}

Semantic roles & 50–950 ramp

primary

#42D4BB

secondary

#863442

accent

#425EE6

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1513

muted

#7F8483

Preview Lab

Preview with #42D4BB

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

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