#42C6D4#42C6D4

#42C6D4 is a light, moderate teal. Relative luminance 0.463; OKLCH L 76.2% C 0.113 H 205.3°. Best body text is #000000 at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#42C6D4
RGB	rgb(66, 198, 212)
HSL	hsl(186, 63%, 55%)
HSV	hsv(186, 69%, 83%)
CMYK	cmyk(68.9%, 6.6%, 0%, 16.9%)
CIE-LAB	lab(73.74, -30.75, -17.40)
CIE-LCH	lch(73.74, 35.34, 209.50°)
OKLab	oklab(76.18% -0.1022 -0.0483)
OKLCH	oklch(76.18% 0.113 205.3)
XYZ	xyz(34.3194, 46.2959, 69.4019)
Luminance	0.4630 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C6D4 #D45042

analogous

#42D499 #42C6D4 #427DD4

triadic

#42C6D4 #D442C6 #C6D442

tetradic

#42C6D4 #9942D4 #D45042 #7DD442

square

#42C6D4 #9942D4 #D45042 #7DD442

split-complementary

#42C6D4 #D4427D #D49942

monochromatic

#1D757F #28A4B1 #42C6D4 #74D5DF #A6E4EB

Accessibility & contrast

On white

2.05

#42C6D4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.26

#42C6D4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C6D4

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C6D4	#FFFFFF	#000000	##000000
##42C6D4	1.00	2.05	10.26	10.26
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.26	21.00	1.00	1.00
##000000	10.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6BED5

Deuteranopia (green-blind)

#A1AFD4

Tritanopia (blue-blind)

#00CECA

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #42c6d4;
/* rgb */ color: rgb(66, 198, 212);
/* oklch */ color: oklch(76.2% 0.113 205.3);

Tailwind

colors: {
  custom: {
    50: '#8ad7e1',
    500: '#42c6d4',
    950: '#000000',
  },
}

SCSS

$custom: #42c6d4;
$custom-light: #8ad7e1;
$custom-dark: #000000;

JSON

{
  "hex": "#42c6d4",
  "rgb": {
    "r": 66,
    "g": 198,
    "b": 212
  },
  "hsl": {
    "h": 185.753,
    "s": 62.931,
    "l": 54.51
  },
  "oklch": {
    "l": 0.76178,
    "c": 0.11302,
    "h": 205.3
  },
  "luminance": 0.463
}

Semantic roles & 50–950 ramp

primary

#42C6D4

secondary

#D8A09A

accent

#5242E6

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C6D4

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

Preview Lab → · Contrast checker → · Palette generator →