#42D3C3#42D3C3

#42D3C3 is a light, vivid teal. Relative luminance 0.517; OKLCH L 78.7% C 0.123 H 184.4°. Best body text is #000000 at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#42D3C3
RGB	rgb(66, 211, 195)
HSL	hsl(173, 62%, 54%)
HSV	hsv(173, 69%, 83%)
CMYK	cmyk(68.7%, 0%, 7.6%, 17.3%)
CIE-LAB	lab(77.09, -41.56, -3.22)
CIE-LCH	lch(77.09, 41.68, 184.43°)
OKLab	oklab(78.73% -0.1224 -0.0094)
OKLCH	oklch(78.73% 0.123 184.4)
XYZ	xyz(35.3867, 51.6828, 59.7300)
Luminance	0.5169 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D3C3 #D34252

analogous

#42D37A #42D3C3 #429BD3

triadic

#42D3C3 #C342D3 #D3C342

tetradic

#42D3C3 #7A42D3 #D34252 #9BD342

square

#42D3C3 #7A42D3 #D34252 #9BD342

split-complementary

#42D3C3 #D3429B #D37A42

monochromatic

#1D7D73 #29AFA0 #42D3C3 #74DFD3 #A5EAE3

Accessibility & contrast

On white

1.85

#42D3C3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.34

#42D3C3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3C3

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D3C3	#FFFFFF	#000000	##000000
##42D3C3	1.00	1.85	11.34	11.34
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.34	21.00	1.00	1.00
##000000	11.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9C7C2

Deuteranopia (green-blind)

#B4B8C5

Tritanopia (blue-blind)

#00D7CE

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #42d3c3;
/* rgb */ color: rgb(66, 211, 195);
/* oklch */ color: oklch(78.7% 0.123 184.4);

Tailwind

colors: {
  custom: {
    50: '#8ae1d5',
    500: '#42d3c3',
    950: '#000000',
  },
}

SCSS

$custom: #42d3c3;
$custom-light: #8ae1d5;
$custom-dark: #000000;

JSON

{
  "hex": "#42d3c3",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 195
  },
  "hsl": {
    "h": 173.379,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78729,
    "c": 0.12279,
    "h": 184.4
  },
  "luminance": 0.51687
}

Semantic roles & 50–950 ramp

primary

#42D3C3

secondary

#85343D

accent

#4254E5

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1514

muted

#7F8483

Preview Lab

Preview with #42D3C3

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

Preview Lab → · Contrast checker → · Palette generator →