#42B2C8#42B2C8

#42B2C8 is a light, moderate teal. Relative luminance 0.372; OKLCH L 70.9% C 0.104 H 213.2°. Best body text is #000000 at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#42B2C8
RGB	rgb(66, 178, 200)
HSL	hsl(190, 55%, 52%)
HSV	hsv(190, 67%, 78%)
CMYK	cmyk(67%, 11%, 0%, 21.6%)
CIE-LAB	lab(67.40, -24.48, -20.45)
CIE-LCH	lch(67.40, 31.90, 219.86°)
OKLab	oklab(70.94% -0.0869 -0.0569)
OKLCH	oklch(70.94% 0.104 213.2)
XYZ	xyz(28.5881, 37.1660, 60.2995)
Luminance	0.3717 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B2C8 #C85842

analogous

#42C89B #42B2C8 #426FC8

triadic

#42B2C8 #C842B2 #B2C842

tetradic

#42B2C8 #9B42C8 #C85842 #6FC842

square

#42B2C8 #9B42C8 #C85842 #6FC842

split-complementary

#42B2C8 #C8426F #C89B42

monochromatic

#20626F #2E8C9F #42B2C8 #71C5D6 #A1D9E4

Accessibility & contrast

On white

2.49

#42B2C8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.43

#42B2C8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B2C8

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B2C8	#FFFFFF	#000000	##000000
##42B2C8	1.00	2.49	8.43	8.43
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.43	21.00	1.00	1.00
##000000	8.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1ACC9

Deuteranopia (green-blind)

#8E9EC8

Tritanopia (blue-blind)

#00BBB9

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #42b2c8;
/* rgb */ color: rgb(66, 178, 200);
/* oklch */ color: oklch(70.9% 0.104 213.2);

Tailwind

colors: {
  custom: {
    50: '#87c9d8',
    500: '#42b2c8',
    950: '#000000',
  },
}

SCSS

$custom: #42b2c8;
$custom-light: #87c9d8;
$custom-dark: #000000;

JSON

{
  "hex": "#42b2c8",
  "rgb": {
    "r": 66,
    "g": 178,
    "b": 200
  },
  "hsl": {
    "h": 189.851,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.70936,
    "c": 0.10387,
    "h": 213.2
  },
  "luminance": 0.37169
}

Semantic roles & 50–950 ramp

primary

#42B2C8

secondary

#D09F96

accent

#624ADE

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0D1314

muted

#7D8283

Preview Lab

Preview with #42B2C8

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

Preview Lab → · Contrast checker → · Palette generator →