#42D9C0#42D9C0

#42D9C0 is a light, vivid teal. Relative luminance 0.546; OKLCH L 80.1% C 0.130 H 179.3°. Best body text is #000000 at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#42D9C0
RGB	rgb(66, 217, 192)
HSL	hsl(170, 67%, 55%)
HSV	hsv(170, 70%, 85%)
CMYK	cmyk(69.6%, 0%, 11.5%, 14.9%)
CIE-LAB	lab(78.80, -44.97, 0.89)
CIE-LCH	lch(78.80, 44.98, 178.86°)
OKLab	oklab(80.1% -0.1297 0.0016)
OKLCH	oklch(80.1% 0.13 179.3)
XYZ	xyz(36.5694, 54.5855, 58.4677)
Luminance	0.5459 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D9C0 #D9425B

analogous

#42D974 #42D9C0 #42A7D9

triadic

#42D9C0 #C042D9 #D9C042

tetradic

#42D9C0 #7442D9 #D9425B #A7D942

square

#42D9C0 #7442D9 #D9425B #A7D942

split-complementary

#42D9C0 #D942A7 #D97442

monochromatic

#1B8674 #25B9A0 #42D9C0 #75E3D1 #A8EDE2

Accessibility & contrast

On white

1.76

#42D9C0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.92

#42D9C0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D9C0

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D9C0	#FFFFFF	#000000	##000000
##42D9C0	1.00	1.76	11.92	11.92
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.92	21.00	1.00	1.00
##000000	11.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0CCBF

Deuteranopia (green-blind)

#BBBDC2

Tritanopia (blue-blind)

#00DDD1

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #42d9c0;
/* rgb */ color: rgb(66, 217, 192);
/* oklch */ color: oklch(80.1% 0.130 179.3);

Tailwind

colors: {
  custom: {
    50: '#8ae5d3',
    500: '#42d9c0',
    950: '#000000',
  },
}

SCSS

$custom: #42d9c0;
$custom-light: #8ae5d3;
$custom-dark: #000000;

JSON

{
  "hex": "#42d9c0",
  "rgb": {
    "r": 66,
    "g": 217,
    "b": 192
  },
  "hsl": {
    "h": 170.066,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.80097,
    "c": 0.12974,
    "h": 179.3
  },
  "luminance": 0.5459
}

Semantic roles & 50–950 ramp

primary

#42D9C0

secondary

#8C3342

accent

#3E5BE9

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1614

muted

#7F8483

Preview Lab

Preview with #42D9C0

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

Preview Lab → · Contrast checker → · Palette generator →