#42C8D3#42C8D3

#42C8D3 is a light, moderate teal. Relative luminance 0.472; OKLCH L 76.6% C 0.114 H 203.0°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#42C8D3
RGB	rgb(66, 200, 211)
HSL	hsl(185, 62%, 54%)
HSV	hsv(185, 69%, 83%)
CMYK	cmyk(68.7%, 5.2%, 0%, 17.3%)
CIE-LAB	lab(74.30, -32.01, -16.02)
CIE-LCH	lch(74.30, 35.79, 206.58°)
OKLab	oklab(76.62% -0.1046 -0.0445)
OKLCH	oklch(76.62% 0.114 203)
XYZ	xyz(34.6538, 47.1660, 68.8930)
Luminance	0.4717 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C8D3 #D34D42

analogous

#42D396 #42C8D3 #4280D3

triadic

#42C8D3 #D342C8 #C8D342

tetradic

#42C8D3 #9642D3 #D34D42 #80D342

square

#42C8D3 #9642D3 #D34D42 #80D342

split-complementary

#42C8D3 #D34280 #D39642

monochromatic

#1D767D #29A5AF #42C8D3 #74D6DF #A5E5EA

Accessibility & contrast

On white

2.01

#42C8D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#42C8D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C8D3

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C8D3	#FFFFFF	#000000	##000000
##42C8D3	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9C0D4

Deuteranopia (green-blind)

#A3B0D4

Tritanopia (blue-blind)

#00D0CB

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #42c8d3;
/* rgb */ color: rgb(66, 200, 211);
/* oklch */ color: oklch(76.6% 0.114 203.0);

Tailwind

colors: {
  custom: {
    50: '#8ad9e0',
    500: '#42c8d3',
    950: '#000000',
  },
}

SCSS

$custom: #42c8d3;
$custom-light: #8ad9e0;
$custom-dark: #000000;

JSON

{
  "hex": "#42c8d3",
  "rgb": {
    "r": 66,
    "g": 200,
    "b": 211
  },
  "hsl": {
    "h": 184.552,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.76618,
    "c": 0.11363,
    "h": 203
  },
  "luminance": 0.4717
}

Semantic roles & 50–950 ramp

primary

#42C8D3

secondary

#D79E9A

accent

#4F42E5

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #42C8D3

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

Preview Lab → · Contrast checker → · Palette generator →