#42D3B7#42D3B7

#42D3B7 is a light, vivid teal. Relative luminance 0.512; OKLCH L 78.4% C 0.128 H 177.0°. Best body text is #000000 at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#42D3B7
RGB	rgb(66, 211, 183)
HSL	hsl(168, 62%, 54%)
HSV	hsv(168, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 13.3%, 17.3%)
CIE-LAB	lab(76.78, -44.67, 2.76)
CIE-LCH	lch(76.78, 44.76, 176.46°)
OKLab	oklab(78.37% -0.1278 0.0066)
OKLCH	oklch(78.37% 0.128 177)
XYZ	xyz(34.0841, 51.1618, 52.8695)
Luminance	0.5117 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D3B7 #D3425E

analogous

#42D36F #42D3B7 #42A7D3

triadic

#42D3B7 #B742D3 #D3B742

tetradic

#42D3B7 #6F42D3 #D3425E #A7D342

square

#42D3B7 #6F42D3 #D3425E #A7D342

split-complementary

#42D3B7 #D342A7 #D36F42

monochromatic

#1D7D6B #29AF95 #42D3B7 #74DFCA #A5EADD

Accessibility & contrast

On white

1.87

#42D3B7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.23

#42D3B7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3B7

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D3B7	#FFFFFF	#000000	##000000
##42D3B7	1.00	1.87	11.23	11.23
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.23	21.00	1.00	1.00
##000000	11.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBC6B6

Deuteranopia (green-blind)

#B7B7B9

Tritanopia (blue-blind)

#00D6CB

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #42d3b7;
/* rgb */ color: rgb(66, 211, 183);
/* oklch */ color: oklch(78.4% 0.128 177.0);

Tailwind

colors: {
  custom: {
    50: '#89e1cc',
    500: '#42d3b7',
    950: '#000000',
  },
}

SCSS

$custom: #42d3b7;
$custom-light: #89e1cc;
$custom-dark: #000000;

JSON

{
  "hex": "#42d3b7",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 183
  },
  "hsl": {
    "h": 168.414,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78369,
    "c": 0.128,
    "h": 177
  },
  "luminance": 0.51166
}

Semantic roles & 50–950 ramp

primary

#42D3B7

secondary

#853444

accent

#4262E5

background

#FCFEFE

surface

#F4FCFA

border

#CED5D3

text

#0D1513

muted

#7F8483

Preview Lab

Preview with #42D3B7

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

Preview Lab → · Contrast checker → · Palette generator →