#42D1DB#42D1DB

#42D1DB is a light, moderate teal. Relative luminance 0.519; OKLCH L 79.1% C 0.119 H 201.9°. Best body text is #000000 at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#42D1DB
RGB	rgb(66, 209, 219)
HSL	hsl(184, 68%, 56%)
HSV	hsv(184, 70%, 86%)
CMYK	cmyk(69.9%, 4.6%, 0%, 14.1%)
CIE-LAB	lab(77.20, -33.95, -15.95)
CIE-LCH	lch(77.20, 37.51, 205.17°)
OKLab	oklab(79.05% -0.1101 -0.0443)
OKLCH	oklch(79.05% 0.119 201.9)
XYZ	xyz(37.8278, 51.8692, 75.0222)
Luminance	0.5187 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D1DB #DB4C42

analogous

#42DB99 #42D1DB #4284DB

triadic

#42D1DB #DB42D1 #D1DB42

tetradic

#42D1DB #9942DB #DB4C42 #84DB42

square

#42D1DB #9942DB #DB4C42 #84DB42

split-complementary

#42D1DB #DB4284 #DB9942

monochromatic

#1A8189 #24B2BC #42D1DB #75DEE5 #A9EAEF

Accessibility & contrast

On white

1.85

#42D1DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.37

#42D1DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D1DB

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D1DB	#FFFFFF	#000000	##000000
##42D1DB	1.00	1.85	11.37	11.37
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.37	21.00	1.00	1.00
##000000	11.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1C8DC

Deuteranopia (green-blind)

#ABB8DC

Tritanopia (blue-blind)

#00D9D4

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #42d1db;
/* rgb */ color: rgb(66, 209, 219);
/* oklch */ color: oklch(79.1% 0.119 201.9);

Tailwind

colors: {
  custom: {
    50: '#8cdfe6',
    500: '#42d1db',
    950: '#000000',
  },
}

SCSS

$custom: #42d1db;
$custom-light: #8cdfe6;
$custom-dark: #000000;

JSON

{
  "hex": "#42d1db",
  "rgb": {
    "r": 66,
    "g": 209,
    "b": 219
  },
  "hsl": {
    "h": 183.922,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.79054,
    "c": 0.11868,
    "h": 201.9
  },
  "luminance": 0.51874
}

Semantic roles & 50–950 ramp

primary

#42D1DB

secondary

#8F3933

accent

#483DEB

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #42D1DB

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

Preview Lab → · Contrast checker → · Palette generator →