#42D1CF#42D1CF

#42D1CF is a light, moderate teal. Relative luminance 0.513; OKLCH L 78.6% C 0.119 H 193.6°. Best body text is #000000 at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#42D1CF
RGB	rgb(66, 209, 207)
HSL	hsl(179, 61%, 54%)
HSV	hsv(179, 68%, 82%)
CMYK	cmyk(68.4%, 0%, 1%, 18%)
CIE-LAB	lab(76.84, -37.38, -10.05)
CIE-LCH	lch(76.84, 38.70, 195.05°)
OKLab	oklab(78.64% -0.1152 -0.028)
OKLCH	oklch(78.64% 0.119 193.6)
XYZ	xyz(36.3046, 51.2600, 67.0002)
Luminance	0.5126 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D1CF #D14244

analogous

#42D188 #42D1CF #428CD1

triadic

#42D1CF #CF42D1 #D1CF42

tetradic

#42D1CF #8842D1 #D14244 #8CD142

square

#42D1CF #8842D1 #D14244 #8CD142

split-complementary

#42D1CF #D1428C #D18842

monochromatic

#1E7B79 #2AACAA #42D1CF #73DDDC #A4E9E8

Accessibility & contrast

On white

1.87

#42D1CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.25

#42D1CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D1CF

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D1CF	#FFFFFF	#000000	##000000
##42D1CF	1.00	1.87	11.25	11.25
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.25	21.00	1.00	1.00
##000000	11.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4C7CF

Deuteranopia (green-blind)

#AFB7D0

Tritanopia (blue-blind)

#00D7D0

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #42d1cf;
/* rgb */ color: rgb(66, 209, 207);
/* oklch */ color: oklch(78.6% 0.119 193.6);

Tailwind

colors: {
  custom: {
    50: '#8adfdd',
    500: '#42d1cf',
    950: '#000000',
  },
}

SCSS

$custom: #42d1cf;
$custom-light: #8adfdd;
$custom-dark: #000000;

JSON

{
  "hex": "#42d1cf",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 207
  },
  "hsl": {
    "h": 179.161,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.78635,
    "c": 0.11853,
    "h": 193.6
  },
  "luminance": 0.51264
}

Semantic roles & 50–950 ramp

primary

#42D1CF

secondary

#833536

accent

#4446E4

background

#FCFEFE

surface

#F4FCFC

border

#CED5D5

text

#0D1515

muted

#7F8484

Preview Lab

Preview with #42D1CF

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

Preview Lab → · Contrast checker → · Palette generator →