#42D5BE#42D5BE

#42D5BE is a light, vivid teal. Relative luminance 0.525; OKLCH L 79.1% C 0.127 H 180.2°. Best body text is #000000 at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#42D5BE
RGB	rgb(66, 213, 190)
HSL	hsl(171, 64%, 55%)
HSV	hsv(171, 69%, 84%)
CMYK	cmyk(69%, 0%, 10.8%, 16.5%)
CIE-LAB	lab(77.56, -43.75, 0.14)
CIE-LCH	lch(77.56, 43.75, 179.81°)
OKLab	oklab(79.06% -0.1267 -0.0003)
OKLCH	oklch(79.06% 0.127 180.2)
XYZ	xyz(35.3308, 52.4604, 56.9691)
Luminance	0.5246 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D5BE #D54259

analogous

#42D574 #42D5BE #42A3D5

triadic

#42D5BE #BE42D5 #D5BE42

tetradic

#42D5BE #7442D5 #D54259 #A3D542

square

#42D5BE #7442D5 #D54259 #A3D542

split-complementary

#42D5BE #D542A3 #D57442

monochromatic

#1C8071 #28B29D #42D5BE #74E0CF #A6EBE0

Accessibility & contrast

On white

1.83

#42D5BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.49

#42D5BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D5BE

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D5BE	#FFFFFF	#000000	##000000
##42D5BE	1.00	1.83	11.49	11.49
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.49	21.00	1.00	1.00
##000000	11.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCC8BD

Deuteranopia (green-blind)

#B7B9C0

Tritanopia (blue-blind)

#00D9CE

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #42d5be;
/* rgb */ color: rgb(66, 213, 190);
/* oklch */ color: oklch(79.1% 0.127 180.2);

Tailwind

colors: {
  custom: {
    50: '#8ae2d1',
    500: '#42d5be',
    950: '#000000',
  },
}

SCSS

$custom: #42d5be;
$custom-light: #8ae2d1;
$custom-dark: #000000;

JSON

{
  "hex": "#42d5be",
  "rgb": {
    "r": 66,
    "g": 213,
    "b": 190
  },
  "hsl": {
    "h": 170.612,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.79064,
    "c": 0.12666,
    "h": 180.2
  },
  "luminance": 0.52464
}

Semantic roles & 50–950 ramp

primary

#42D5BE

secondary

#873441

accent

#415BE7

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1514

muted

#7F8483

Preview Lab

Preview with #42D5BE

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

Preview Lab → · Contrast checker → · Palette generator →