#42D1BA#42D1BA

#42D1BA is a light, vivid teal. Relative luminance 0.503; OKLCH L 78.0% C 0.124 H 179.8°. Best body text is #000000 at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#42D1BA
RGB	rgb(66, 209, 186)
HSL	hsl(170, 61%, 54%)
HSV	hsv(170, 68%, 82%)
CMYK	cmyk(68.4%, 0%, 11%, 18%)
CIE-LAB	lab(76.25, -43.04, 0.39)
CIE-LCH	lch(76.25, 43.04, 179.48°)
OKLab	oklab(77.97% -0.1245 0.0003)
OKLCH	oklch(77.97% 0.124 179.8)
XYZ	xyz(33.9059, 50.3005, 54.3669)
Luminance	0.5030 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D1BA #D14259

analogous

#42D173 #42D1BA #42A1D1

triadic

#42D1BA #BA42D1 #D1BA42

tetradic

#42D1BA #7342D1 #D14259 #A1D142

square

#42D1BA #7342D1 #D14259 #A1D142

split-complementary

#42D1BA #D142A1 #D17342

monochromatic

#1E7B6C #2AAC97 #42D1BA #73DDCC #A4E9DE

Accessibility & contrast

On white

1.90

#42D1BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.06

#42D1BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D1BA

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D1BA	#FFFFFF	#000000	##000000
##42D1BA	1.00	1.90	11.06	11.06
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.06	21.00	1.00	1.00
##000000	11.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8C5B9

Deuteranopia (green-blind)

#B4B6BC

Tritanopia (blue-blind)

#00D4CA

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #42d1ba;
/* rgb */ color: rgb(66, 209, 186);
/* oklch */ color: oklch(78.0% 0.124 179.8);

Tailwind

colors: {
  custom: {
    50: '#89e0ce',
    500: '#42d1ba',
    950: '#000000',
  },
}

SCSS

$custom: #42d1ba;
$custom-light: #89e0ce;
$custom-dark: #000000;

JSON

{
  "hex": "#42d1ba",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 186
  },
  "hsl": {
    "h": 170.35,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.77968,
    "c": 0.12447,
    "h": 179.8
  },
  "luminance": 0.50304
}

Semantic roles & 50–950 ramp

primary

#42D1BA

secondary

#833541

accent

#445EE4

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1513

muted

#7F8483

Preview Lab

Preview with #42D1BA

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

Preview Lab → · Contrast checker → · Palette generator →