#42D3CD#42D3CD

#42D3CD is a light, vivid teal. Relative luminance 0.522; OKLCH L 79.0% C 0.120 H 191.0°. Best body text is #000000 at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#42D3CD
RGB	rgb(66, 211, 205)
HSL	hsl(178, 62%, 54%)
HSV	hsv(178, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 2.8%, 17.3%)
CIE-LAB	lab(77.37, -38.85, -8.18)
CIE-LCH	lch(77.37, 39.70, 191.89°)
OKLab	oklab(79.05% -0.118 -0.0228)
OKLCH	oklch(79.05% 0.12 191)
XYZ	xyz(36.5554, 52.1503, 65.8852)
Luminance	0.5215 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D3CD #D34248

analogous

#42D385 #42D3CD #4291D3

triadic

#42D3CD #CD42D3 #D3CD42

tetradic

#42D3CD #8542D3 #D34248 #91D342

square

#42D3CD #8542D3 #D34248 #91D342

split-complementary

#42D3CD #D34291 #D38542

monochromatic

#1D7D79 #29AFA9 #42D3CD #74DFDA #A5EAE7

Accessibility & contrast

On white

1.84

#42D3CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.43

#42D3CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3CD

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D3CD	#FFFFFF	#000000	##000000
##42D3CD	1.00	1.84	11.43	11.43
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.43	21.00	1.00	1.00
##000000	11.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7C8CD

Deuteranopia (green-blind)

#B1B9CE

Tritanopia (blue-blind)

#00D9D1

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42d3cd;
/* rgb */ color: rgb(66, 211, 205);
/* oklch */ color: oklch(79.0% 0.120 191.0);

Tailwind

colors: {
  custom: {
    50: '#8be1dc',
    500: '#42d3cd',
    950: '#000000',
  },
}

SCSS

$custom: #42d3cd;
$custom-light: #8be1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#42d3cd",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 205
  },
  "hsl": {
    "h": 177.517,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.7905,
    "c": 0.12022,
    "h": 191
  },
  "luminance": 0.52155
}

Semantic roles & 50–950 ramp

primary

#42D3CD

secondary

#853438

accent

#4249E5

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1515

muted

#7F8484

Preview Lab

Preview with #42D3CD

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

Preview Lab → · Contrast checker → · Palette generator →