#42D5D5#42D5D5

#42D5D5 is a light, vivid teal. Relative luminance 0.536; OKLCH L 79.8% C 0.121 H 195.0°. Best body text is #000000 at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#42D5D5
RGB	rgb(66, 213, 213)
HSL	hsl(180, 64%, 55%)
HSV	hsv(180, 69%, 84%)
CMYK	cmyk(69%, 0%, 0%, 16.5%)
CIE-LAB	lab(78.20, -37.53, -11.24)
CIE-LCH	lch(78.20, 39.18, 196.68°)
OKLab	oklab(79.8% -0.1166 -0.0312)
OKLCH	oklch(79.8% 0.121 195)
XYZ	xyz(38.0458, 53.5464, 71.2682)
Luminance	0.5355 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D5D5 #D54242

analogous

#42D58C #42D5D5 #428CD5

triadic

#42D5D5 #D542D5 #D5D542

tetradic

#42D5D5 #8C42D5 #D54242 #8CD542

square

#42D5D5 #8C42D5 #D54242 #8CD542

split-complementary

#42D5D5 #D5428C #D58C42

monochromatic

#1C8080 #28B2B2 #42D5D5 #74E0E0 #A6EBEB

Accessibility & contrast

On white

1.79

#42D5D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.71

#42D5D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D5D5

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D5D5	#FFFFFF	#000000	##000000
##42D5D5	1.00	1.79	11.71	11.71
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.71	21.00	1.00	1.00
##000000	11.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7CBD5

Deuteranopia (green-blind)

#B1BBD6

Tritanopia (blue-blind)

#00DCD5

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42d5d5;
/* rgb */ color: rgb(66, 213, 213);
/* oklch */ color: oklch(79.8% 0.121 195.0);

Tailwind

colors: {
  custom: {
    50: '#8be2e1',
    500: '#42d5d5',
    950: '#000000',
  },
}

SCSS

$custom: #42d5d5;
$custom-light: #8be2e1;
$custom-dark: #000000;

JSON

{
  "hex": "#42d5d5",
  "rgb": {
    "r": 66,
    "g": 213,
    "b": 213
  },
  "hsl": {
    "h": 180,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.79798,
    "c": 0.12068,
    "h": 195
  },
  "luminance": 0.53551
}

Semantic roles & 50–950 ramp

primary

#42D5D5

secondary

#873434

accent

#4141E7

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #42D5D5

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

Preview Lab → · Contrast checker → · Palette generator →