#42C3D6#42C3D6

#42C3D6 is a light, moderate teal. Relative luminance 0.450; OKLCH L 75.5% C 0.113 H 209.1°. Best body text is #000000 at 10.01:1 contrast (WCAG AA passes).

Color values

HEX	#42C3D6
RGB	rgb(66, 195, 214)
HSL	hsl(188, 64%, 55%)
HSV	hsv(188, 69%, 84%)
CMYK	cmyk(69.2%, 8.9%, 0%, 16.1%)
CIE-LAB	lab(72.92, -28.70, -19.73)
CIE-LCH	lch(72.92, 34.83, 214.50°)
OKLab	oklab(75.54% -0.0984 -0.0548)
OKLCH	oklch(75.54% 0.113 209.1)
XYZ	xyz(33.8943, 45.0396, 70.5125)
Luminance	0.4504 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C3D6 #D65542

analogous

#42D69F #42C3D6 #4279D6

triadic

#42C3D6 #D642C3 #C3D642

tetradic

#42C3D6 #9F42D6 #D65542 #79D642

square

#42C3D6 #9F42D6 #D65542 #79D642

split-complementary

#42C3D6 #D64279 #D69F42

monochromatic

#1C7482 #27A2B4 #42C3D6 #74D3E1 #A7E3EC

Accessibility & contrast

On white

2.10

#42C3D6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.01

#42C3D6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C3D6

10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C3D6	#FFFFFF	#000000	##000000
##42C3D6	1.00	2.10	10.01	10.01
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.01	21.00	1.00	1.00
##000000	10.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2BCD7

Deuteranopia (green-blind)

#9DACD6

Tritanopia (blue-blind)

#00CCC9

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #42c3d6;
/* rgb */ color: rgb(66, 195, 214);
/* oklch */ color: oklch(75.5% 0.113 209.1);

Tailwind

colors: {
  custom: {
    50: '#8ad5e2',
    500: '#42c3d6',
    950: '#000000',
  },
}

SCSS

$custom: #42c3d6;
$custom-light: #8ad5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#42c3d6",
  "rgb": {
    "r": 66,
    "g": 195,
    "b": 214
  },
  "hsl": {
    "h": 187.703,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.75538,
    "c": 0.11264,
    "h": 209.1
  },
  "luminance": 0.45044
}

Semantic roles & 50–950 ramp

primary

#42C3D6

secondary

#D9A39B

accent

#5640E7

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C3D6

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

Preview Lab → · Contrast checker → · Palette generator →