#42CBC6#42CBC6

#42CBC6 is a light, moderate teal. Relative luminance 0.479; OKLCH L 76.9% C 0.115 H 191.5°. Best body text is #000000 at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#42CBC6
RGB	rgb(66, 203, 198)
HSL	hsl(178, 57%, 53%)
HSV	hsv(178, 67%, 80%)
CMYK	cmyk(67.5%, 0%, 2.5%, 20.4%)
CIE-LAB	lab(74.79, -37.13, -8.24)
CIE-LCH	lch(74.79, 38.03, 192.51°)
OKLab	oklab(76.89% -0.1131 -0.023)
OKLCH	oklch(76.89% 0.115 191.5)
XYZ	xyz(33.7911, 47.9435, 60.8883)
Luminance	0.4795 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CBC6 #CB4247

analogous

#42CB81 #42CBC6 #428CCB

triadic

#42CBC6 #C642CB #CBC642

tetradic

#42CBC6 #8142CB #CB4247 #8CCB42

square

#42CBC6 #8142CB #CB4247 #8CCB42

split-complementary

#42CBC6 #CB428C #CB8142

monochromatic

#207370 #2DA39F #42CBC6 #72D8D4 #A2E5E3

Accessibility & contrast

On white

1.98

#42CBC6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.59

#42CBC6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CBC6

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CBC6	#FFFFFF	#000000	##000000
##42CBC6	1.00	1.98	10.59	10.59
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.59	21.00	1.00	1.00
##000000	10.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFC1C6

Deuteranopia (green-blind)

#ABB2C7

Tritanopia (blue-blind)

#00D1C9

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #42cbc6;
/* rgb */ color: rgb(66, 203, 198);
/* oklch */ color: oklch(76.9% 0.115 191.5);

Tailwind

colors: {
  custom: {
    50: '#89dbd7',
    500: '#42cbc6',
    950: '#000000',
  },
}

SCSS

$custom: #42cbc6;
$custom-light: #89dbd7;
$custom-dark: #000000;

JSON

{
  "hex": "#42cbc6",
  "rgb": {
    "r": 66,
    "g": 203,
    "b": 198
  },
  "hsl": {
    "h": 177.81,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.76886,
    "c": 0.11542,
    "h": 191.5
  },
  "luminance": 0.47947
}

Semantic roles & 50–950 ramp

primary

#42CBC6

secondary

#D29799

accent

#484DE0

background

#F9FDFD

surface

#F1FBFA

border

#CBD4D3

text

#0D1514

muted

#7E8383

Preview Lab

Preview with #42CBC6

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

Preview Lab → · Contrast checker → · Palette generator →