#42CBC4#42CBC4

#42CBC4 is a light, moderate teal. Relative luminance 0.479; OKLCH L 76.8% C 0.116 H 190.1°. Best body text is #000000 at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#42CBC4
RGB	rgb(66, 203, 196)
HSL	hsl(177, 57%, 53%)
HSV	hsv(177, 67%, 80%)
CMYK	cmyk(67.5%, 0%, 3.4%, 20.4%)
CIE-LAB	lab(74.73, -37.68, -7.24)
CIE-LCH	lch(74.73, 38.37, 190.88°)
OKLab	oklab(76.82% -0.114 -0.0203)
OKLCH	oklch(76.82% 0.116 190.1)
XYZ	xyz(33.5619, 47.8518, 59.6814)
Luminance	0.4786 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CBC4 #CB4249

analogous

#42CB7F #42CBC4 #428ECB

triadic

#42CBC4 #C442CB #CBC442

tetradic

#42CBC4 #7F42CB #CB4249 #8ECB42

square

#42CBC4 #7F42CB #CB4249 #8ECB42

split-complementary

#42CBC4 #CB428E #CB7F42

monochromatic

#20736F #2DA39D #42CBC4 #72D8D3 #A2E5E2

Accessibility & contrast

On white

1.99

#42CBC4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.57

#42CBC4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CBC4

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CBC4	#FFFFFF	#000000	##000000
##42CBC4	1.00	1.99	10.57	10.57
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.57	21.00	1.00	1.00
##000000	10.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFC1C4

Deuteranopia (green-blind)

#ABB2C5

Tritanopia (blue-blind)

#00D0C9

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #42cbc4;
/* rgb */ color: rgb(66, 203, 196);
/* oklch */ color: oklch(76.8% 0.116 190.1);

Tailwind

colors: {
  custom: {
    50: '#89dbd5',
    500: '#42cbc4',
    950: '#000000',
  },
}

SCSS

$custom: #42cbc4;
$custom-light: #89dbd5;
$custom-dark: #000000;

JSON

{
  "hex": "#42cbc4",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 196
  },
  "hsl": {
    "h": 176.934,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.7682,
    "c": 0.11578,
    "h": 190.1
  },
  "luminance": 0.47856
}

Semantic roles & 50–950 ramp

primary

#42CBC4

secondary

#D2979A

accent

#484FE0

background

#F9FDFD

surface

#F1FBFA

border

#CBD4D3

text

#0D1514

muted

#7E8383

Preview Lab

Preview with #42CBC4

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

Preview Lab → · Contrast checker → · Palette generator →