#42D9C3#42D9C3

#42D9C3 is a light, vivid teal. Relative luminance 0.547; OKLCH L 80.2% C 0.128 H 181.0°. Best body text is #000000 at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#42D9C3
RGB	rgb(66, 217, 195)
HSL	hsl(171, 67%, 55%)
HSV	hsv(171, 70%, 85%)
CMYK	cmyk(69.6%, 0%, 10.1%, 14.9%)
CIE-LAB	lab(78.88, -44.19, -0.60)
CIE-LCH	lch(78.88, 44.20, 180.78°)
OKLab	oklab(80.19% -0.1284 -0.0023)
OKLCH	oklch(80.19% 0.128 181)
XYZ	xyz(36.9052, 54.7198, 60.2361)
Luminance	0.5472 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D9C3 #D94258

analogous

#42D977 #42D9C3 #42A4D9

triadic

#42D9C3 #C342D9 #D9C342

tetradic

#42D9C3 #7742D9 #D94258 #A4D942

square

#42D9C3 #7742D9 #D94258 #A4D942

split-complementary

#42D9C3 #D942A4 #D97742

monochromatic

#1B8676 #25B9A3 #42D9C3 #75E3D3 #A8EDE3

Accessibility & contrast

On white

1.76

#42D9C3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.94

#42D9C3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D9C3

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D9C3	#FFFFFF	#000000	##000000
##42D9C3	1.00	1.76	11.94	11.94
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.94	21.00	1.00	1.00
##000000	11.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFCCC2

Deuteranopia (green-blind)

#BABDC5

Tritanopia (blue-blind)

#00DDD2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #42d9c3;
/* rgb */ color: rgb(66, 217, 195);
/* oklch */ color: oklch(80.2% 0.128 181.0);

Tailwind

colors: {
  custom: {
    50: '#8be5d5',
    500: '#42d9c3',
    950: '#000000',
  },
}

SCSS

$custom: #42d9c3;
$custom-light: #8be5d5;
$custom-dark: #000000;

JSON

{
  "hex": "#42d9c3",
  "rgb": {
    "r": 66,
    "g": 217,
    "b": 195
  },
  "hsl": {
    "h": 171.258,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.80186,
    "c": 0.1284,
    "h": 181
  },
  "luminance": 0.54724
}

Semantic roles & 50–950 ramp

primary

#42D9C3

secondary

#8C3340

accent

#3E57E9

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1614

muted

#7F8483

Preview Lab

Preview with #42D9C3

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

Preview Lab → · Contrast checker → · Palette generator →