#42C3D4#42C3D4

#42C3D4 is a light, moderate teal. Relative luminance 0.449; OKLCH L 75.5% C 0.112 H 207.7°. Best body text is #000000 at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#42C3D4
RGB	rgb(66, 195, 212)
HSL	hsl(187, 63%, 55%)
HSV	hsv(187, 69%, 83%)
CMYK	cmyk(68.9%, 8%, 0%, 16.9%)
CIE-LAB	lab(72.85, -29.30, -18.74)
CIE-LCH	lch(72.85, 34.78, 212.61°)
OKLab	oklab(75.46% -0.0992 -0.0521)
OKLCH	oklch(75.46% 0.112 207.7)
XYZ	xyz(33.6404, 44.9381, 69.1756)
Luminance	0.4494 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C3D4 #D45342

analogous

#42D49C #42C3D4 #427AD4

triadic

#42C3D4 #D442C3 #C3D442

tetradic

#42C3D4 #9C42D4 #D45342 #7AD442

square

#42C3D4 #9C42D4 #D45342 #7AD442

split-complementary

#42C3D4 #D4427A #D49C42

monochromatic

#1D737F #28A1B1 #42C3D4 #74D3DF #A6E3EB

Accessibility & contrast

On white

2.10

#42C3D4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.99

#42C3D4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C3D4

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C3D4	#FFFFFF	#000000	##000000
##42C3D4	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)

#B2BCD5

Deuteranopia (green-blind)

#9EACD4

Tritanopia (blue-blind)

#00CCC8

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42c3d4;
/* rgb */ color: rgb(66, 195, 212);
/* oklch */ color: oklch(75.5% 0.112 207.7);

Tailwind

colors: {
  custom: {
    50: '#89d5e1',
    500: '#42c3d4',
    950: '#000000',
  },
}

SCSS

$custom: #42c3d4;
$custom-light: #89d5e1;
$custom-dark: #000000;

JSON

{
  "hex": "#42c3d4",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 212
  },
  "hsl": {
    "h": 186.986,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.75462,
    "c": 0.11203,
    "h": 207.7
  },
  "luminance": 0.44942
}

Semantic roles & 50–950 ramp

primary

#42C3D4

secondary

#D8A19A

accent

#5542E6

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C3D4

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

Preview Lab → · Contrast checker → · Palette generator →