#42D5D2#42D5D2

#42D5D2 is a light, vivid teal. Relative luminance 0.534; OKLCH L 79.7% C 0.121 H 193.0°. Best body text is #000000 at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#42D5D2
RGB	rgb(66, 213, 210)
HSL	hsl(179, 64%, 55%)
HSV	hsv(179, 69%, 84%)
CMYK	cmyk(69%, 0%, 1.4%, 16.5%)
CIE-LAB	lab(78.11, -38.37, -9.77)
CIE-LCH	lch(78.11, 39.59, 194.28°)
OKLab	oklab(79.7% -0.1178 -0.0272)
OKLCH	oklch(79.7% 0.121 193)
XYZ	xyz(37.6686, 53.3955, 69.2814)
Luminance	0.5340 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D5D2 #D54245

analogous

#42D589 #42D5D2 #428ED5

triadic

#42D5D2 #D242D5 #D5D242

tetradic

#42D5D2 #8942D5 #D54245 #8ED542

square

#42D5D2 #8942D5 #D54245 #8ED542

split-complementary

#42D5D2 #D5428E #D58942

monochromatic

#1C807E #28B2AF #42D5D2 #74E0DE #A6EBEA

Accessibility & contrast

On white

1.80

#42D5D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.68

#42D5D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D5D2

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D5D2	#FFFFFF	#000000	##000000
##42D5D2	1.00	1.80	11.68	11.68
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.68	21.00	1.00	1.00
##000000	11.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8CAD2

Deuteranopia (green-blind)

#B2BAD3

Tritanopia (blue-blind)

#00DBD4

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #42d5d2;
/* rgb */ color: rgb(66, 213, 210);
/* oklch */ color: oklch(79.7% 0.121 193.0);

Tailwind

colors: {
  custom: {
    50: '#8be2df',
    500: '#42d5d2',
    950: '#000000',
  },
}

SCSS

$custom: #42d5d2;
$custom-light: #8be2df;
$custom-dark: #000000;

JSON

{
  "hex": "#42d5d2",
  "rgb": {
    "r": 66,
    "g": 213,
    "b": 210
  },
  "hsl": {
    "h": 178.776,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.79696,
    "c": 0.12094,
    "h": 193
  },
  "luminance": 0.534
}

Semantic roles & 50–950 ramp

primary

#42D5D2

secondary

#873436

accent

#4145E7

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #42D5D2

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

Preview Lab → · Contrast checker → · Palette generator →