#42D3DB#42D3DB

#42D3DB is a light, moderate teal. Relative luminance 0.529; OKLCH L 79.5% C 0.120 H 200.5°. Best body text is #000000 at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#42D3DB
RGB	rgb(66, 211, 219)
HSL	hsl(183, 68%, 56%)
HSV	hsv(183, 70%, 86%)
CMYK	cmyk(69.9%, 3.7%, 0%, 14.1%)
CIE-LAB	lab(77.79, -34.89, -15.07)
CIE-LCH	lch(77.79, 38.01, 203.36°)
OKLab	oklab(79.53% -0.1121 -0.0418)
OKLCH	oklch(79.53% 0.12 200.5)
XYZ	xyz(38.3215, 52.8568, 75.1868)
Luminance	0.5286 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42D3DB #DB4A42

analogous

#42DB96 #42D3DB #4286DB

triadic

#42D3DB #DB42D3 #D3DB42

tetradic

#42D3DB #9642DB #DB4A42 #86DB42

square

#42D3DB #9642DB #DB4A42 #86DB42

split-complementary

#42D3DB #DB4286 #DB9642

monochromatic

#1A8389 #24B4BC #42D3DB #75DFE5 #A9EBEF

Accessibility & contrast

On white

1.81

#42D3DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.57

#42D3DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42D3DB

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42D3DB	#FFFFFF	#000000	##000000
##42D3DB	1.00	1.81	11.57	11.57
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.57	21.00	1.00	1.00
##000000	11.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3CADC

Deuteranopia (green-blind)

#ADB9DC

Tritanopia (blue-blind)

#00DBD5

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #42d3db;
/* rgb */ color: rgb(66, 211, 219);
/* oklch */ color: oklch(79.5% 0.120 200.5);

Tailwind

colors: {
  custom: {
    50: '#8ce1e6',
    500: '#42d3db',
    950: '#000000',
  },
}

SCSS

$custom: #42d3db;
$custom-light: #8ce1e6;
$custom-dark: #000000;

JSON

{
  "hex": "#42d3db",
  "rgb": {
    "r": 66,
    "g": 211,
    "b": 219
  },
  "hsl": {
    "h": 183.137,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.79529,
    "c": 0.11962,
    "h": 200.5
  },
  "luminance": 0.52861
}

Semantic roles & 50–950 ramp

primary

#42D3DB

secondary

#8F3733

accent

#463DEB

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #42D3DB

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

Preview Lab → · Contrast checker → · Palette generator →