#42D1D5#42D1D5

#42D1D5 is a light, moderate teal. Relative luminance 0.516; OKLCH L 78.8% C 0.118 H 197.8°. Best body text is #000000 at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#42D1D5
RGB	rgb(66, 209, 213)
HSL	hsl(182, 64%, 55%)
HSV	hsv(182, 69%, 84%)
CMYK	cmyk(69%, 1.9%, 0%, 16.5%)
CIE-LAB	lab(77.02, -35.68, -13.01)
CIE-LCH	lch(77.02, 37.98, 200.03°)
OKLab	oklab(78.84% -0.1126 -0.0361)
OKLCH	oklch(78.84% 0.118 197.8)
XYZ	xyz(37.0521, 51.5590, 70.9370)
Luminance	0.5156 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D1D5 #D54642

analogous

#42D590 #42D1D5 #4287D5

triadic

#42D1D5 #D542D1 #D1D542

tetradic

#42D1D5 #9042D5 #D54642 #87D542

square

#42D1D5 #9042D5 #D54642 #87D542

split-complementary

#42D1D5 #D54287 #D59042

monochromatic

#1C7D80 #28AEB2 #42D1D5 #74DDE0 #A6E9EB

Accessibility & contrast

On white

1.86

#42D1D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.31

#42D1D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D1D5

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D1D5	#FFFFFF	#000000	##000000
##42D1D5	1.00	1.86	11.31	11.31
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.31	21.00	1.00	1.00
##000000	11.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3C7D6

Deuteranopia (green-blind)

#ADB7D6

Tritanopia (blue-blind)

#00D8D2

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #42d1d5;
/* rgb */ color: rgb(66, 209, 213);
/* oklch */ color: oklch(78.8% 0.118 197.8);

Tailwind

colors: {
  custom: {
    50: '#8bdfe1',
    500: '#42d1d5',
    950: '#000000',
  },
}

SCSS

$custom: #42d1d5;
$custom-light: #8bdfe1;
$custom-dark: #000000;

JSON

{
  "hex": "#42d1d5",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 213
  },
  "hsl": {
    "h": 181.633,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.78841,
    "c": 0.11828,
    "h": 197.8
  },
  "luminance": 0.51563
}

Semantic roles & 50–950 ramp

primary

#42D1D5

secondary

#873634

accent

#4641E7

background

#FCFEFE

surface

#F4FCFC

border

#CED5D5

text

#0D1515

muted

#7F8484

Preview Lab

Preview with #42D1D5

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

Preview Lab → · Contrast checker → · Palette generator →