#42D7DD#42D7DD

#42D7DD is a light, vivid teal. Relative luminance 0.550; OKLCH L 80.6% C 0.122 H 199.0°. Best body text is #000000 at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#42D7DD
RGB	rgb(66, 215, 221)
HSL	hsl(182, 70%, 56%)
HSV	hsv(182, 70%, 87%)
CMYK	cmyk(70.1%, 2.7%, 0%, 13.3%)
CIE-LAB	lab(79.03, -36.18, -14.28)
CIE-LCH	lch(79.03, 38.90, 201.54°)
OKLab	oklab(80.55% -0.1151 -0.0396)
OKLCH	oklch(80.55% 0.122 199)
XYZ	xyz(39.5925, 54.9749, 76.9172)
Luminance	0.5498 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D7DD #DD4842

analogous

#42DD96 #42D7DD #428ADD

triadic

#42D7DD #DD42D7 #D7DD42

tetradic

#42D7DD #9642DD #DD4842 #8ADD42

square

#42D7DD #9642DD #DD4842 #8ADD42

split-complementary

#42D7DD #DD428A #DD9642

monochromatic

#19878C #22B9BF #42D7DD #76E2E6 #AAEDF0

Accessibility & contrast

On white

1.75

#42D7DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.00

#42D7DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D7DD

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D7DD	#FFFFFF	#000000	##000000
##42D7DD	1.00	1.75	12.00	12.00
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.00	21.00	1.00	1.00
##000000	12.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8CDDE

Deuteranopia (green-blind)

#B1BDDE

Tritanopia (blue-blind)

#00DFD8

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #42d7dd;
/* rgb */ color: rgb(66, 215, 221);
/* oklch */ color: oklch(80.6% 0.122 199.0);

Tailwind

colors: {
  custom: {
    50: '#8ce4e7',
    500: '#42d7dd',
    950: '#000000',
  },
}

SCSS

$custom: #42d7dd;
$custom-light: #8ce4e7;
$custom-dark: #000000;

JSON

{
  "hex": "#42d7dd",
  "rgb": {
    "r": 66,
    "g": 215,
    "b": 221
  },
  "hsl": {
    "h": 182.323,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.80551,
    "c": 0.12176,
    "h": 199
  },
  "luminance": 0.5498
}

Semantic roles & 50–950 ramp

primary

#42D7DD

secondary

#913632

accent

#423BEC

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #42D7DD

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

Preview Lab → · Contrast checker → · Palette generator →