#42D3CA#42D3CA

#42D3CA is a light, vivid teal. Relative luminance 0.520; OKLCH L 79.0% C 0.121 H 188.9°. Best body text is #000000 at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#42D3CA
RGB	rgb(66, 211, 202)
HSL	hsl(176, 62%, 54%)
HSV	hsv(176, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 4.3%, 17.3%)
CIE-LAB	lab(77.28, -39.67, -6.69)
CIE-LCH	lch(77.28, 40.23, 189.58°)
OKLab	oklab(78.95% -0.1193 -0.0188)
OKLCH	oklch(78.95% 0.121 188.9)
XYZ	xyz(36.1968, 52.0069, 63.9963)
Luminance	0.5201 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D3CA #D3424B

analogous

#42D382 #42D3CA #4294D3

triadic

#42D3CA #CA42D3 #D3CA42

tetradic

#42D3CA #8242D3 #D3424B #94D342

square

#42D3CA #8242D3 #D3424B #94D342

split-complementary

#42D3CA #D34294 #D38242

monochromatic

#1D7D77 #29AFA7 #42D3CA #74DFD8 #A5EAE6

Accessibility & contrast

On white

1.84

#42D3CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.40

#42D3CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3CA

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D3CA	#FFFFFF	#000000	##000000
##42D3CA	1.00	1.84	11.40	11.40
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.40	21.00	1.00	1.00
##000000	11.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7C8CA

Deuteranopia (green-blind)

#B2B8CB

Tritanopia (blue-blind)

#00D8D0

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42d3ca;
/* rgb */ color: rgb(66, 211, 202);
/* oklch */ color: oklch(79.0% 0.121 188.9);

Tailwind

colors: {
  custom: {
    50: '#8ae1da',
    500: '#42d3ca',
    950: '#000000',
  },
}

SCSS

$custom: #42d3ca;
$custom-light: #8ae1da;
$custom-dark: #000000;

JSON

{
  "hex": "#42d3ca",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 202
  },
  "hsl": {
    "h": 176.276,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78952,
    "c": 0.12081,
    "h": 188.9
  },
  "luminance": 0.52011
}

Semantic roles & 50–950 ramp

primary

#42D3CA

secondary

#853439

accent

#424DE5

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1514

muted

#7F8483

Preview Lab

Preview with #42D3CA

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

Preview Lab → · Contrast checker → · Palette generator →