#42C7AB#42C7AB

#42C7AB is a light, vivid teal. Relative luminance 0.449; OKLCH L 75.1% C 0.121 H 175.9°. Best body text is #000000 at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#42C7AB
RGB	rgb(66, 199, 171)
HSL	hsl(167, 54%, 52%)
HSV	hsv(167, 67%, 78%)
CMYK	cmyk(66.8%, 0%, 14.1%, 22%)
CIE-LAB	lab(72.85, -42.49, 3.55)
CIE-LCH	lch(72.85, 42.64, 175.23°)
OKLab	oklab(75.07% -0.1212 0.0088)
OKLCH	oklch(75.07% 0.121 175.9)
XYZ	xyz(30.0173, 44.9420, 45.6129)
Luminance	0.4495 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C7AB #C7425E

analogous

#42C768 #42C7AB #42A1C7

triadic

#42C7AB #AB42C7 #C7AB42

tetradic

#42C7AB #6842C7 #C7425E #A1C742

square

#42C7AB #6842C7 #C7425E #A1C742

split-complementary

#42C7AB #C742A1 #C76842

monochromatic

#216E5E #2F9D86 #42C7AB #71D5C0 #A0E3D5

Accessibility & contrast

On white

2.10

#42C7AB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.99

#42C7AB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C7AB

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C7AB	#FFFFFF	#000000	##000000
##42C7AB	1.00	2.10	9.99	9.99
#FFFFFF	2.10	1.00	21.00	21.00
#000000	9.99	21.00	1.00	1.00
##000000	9.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0BBAA

Deuteranopia (green-blind)

#ADADAD

Tritanopia (blue-blind)

#00CABF

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42c7ab;
/* rgb */ color: rgb(66, 199, 171);
/* oklch */ color: oklch(75.1% 0.121 175.9);

Tailwind

colors: {
  custom: {
    50: '#87d9c4',
    500: '#42c7ab',
    950: '#000000',
  },
}

SCSS

$custom: #42c7ab;
$custom-light: #87d9c4;
$custom-dark: #000000;

JSON

{
  "hex": "#42c7ab",
  "rgb": {
    "r": 66,
    "g": 199,
    "b": 171
  },
  "hsl": {
    "h": 167.368,
    "s": 54.286,
    "l": 51.961
  },
  "oklch": {
    "l": 0.75068,
    "c": 0.12149,
    "h": 175.9
  },
  "luminance": 0.44945
}

Semantic roles & 50–950 ramp

primary

#42C7AB

secondary

#D095A2

accent

#4A69DE

background

#F8FDFC

surface

#F0FAF8

border

#CBD3D1

text

#0D1512

muted

#7D8381

Preview Lab

Preview with #42C7AB

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

Preview Lab → · Contrast checker → · Palette generator →