#42E3EB#42E3EB

#42E3EB is a very light, vivid teal. Relative luminance 0.621; OKLCH L 83.9% C 0.129 H 200.0°. Best body text is #000000 at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#42E3EB
RGB	rgb(66, 227, 235)
HSL	hsl(183, 81%, 59%)
HSV	hsv(183, 72%, 92%)
CMYK	cmyk(71.9%, 3.4%, 0%, 7.8%)
CIE-LAB	lab(82.96, -37.71, -15.82)
CIE-LCH	lch(82.96, 40.90, 202.76°)
OKLab	oklab(83.88% -0.1208 -0.0439)
OKLCH	oklch(83.88% 0.129 200)
XYZ	xyz(44.7045, 62.0892, 88.2095)
Luminance	0.6210 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E3EB #EB4A42

analogous

#42EB9F #42E3EB #428FEB

triadic

#42E3EB #EB42E3 #E3EB42

tetradic

#42E3EB #9F42EB #EB4A42 #8FEB42

square

#42E3EB #9F42EB #EB4A42 #8FEB42

split-complementary

#42E3EB #EB428F #EB9F42

monochromatic

#119BA2 #17D0D9 #42E3EB #79EBF1 #B1F3F7

Accessibility & contrast

On white

1.56

#42E3EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.42

#42E3EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E3EB

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E3EB	#FFFFFF	#000000	##000000
##42E3EB	1.00	1.56	13.42	13.42
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.42	21.00	1.00	1.00
##000000	13.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2D9EC

Deuteranopia (green-blind)

#BAC7EC

Tritanopia (blue-blind)

#00EBE5

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #42e3eb;
/* rgb */ color: rgb(66, 227, 235);
/* oklch */ color: oklch(83.9% 0.129 200.0);

Tailwind

colors: {
  custom: {
    50: '#8fecf1',
    500: '#42e3eb',
    950: '#000000',
  },
}

SCSS

$custom: #42e3eb;
$custom-light: #8fecf1;
$custom-dark: #000000;

JSON

{
  "hex": "#42e3eb",
  "rgb": {
    "r": 66,
    "g": 227,
    "b": 235
  },
  "hsl": {
    "h": 182.84,
    "s": 80.861,
    "l": 59.02
  },
  "oklch": {
    "l": 0.83881,
    "c": 0.12857,
    "h": 200
  },
  "luminance": 0.62095
}

Semantic roles & 50–950 ramp

primary

#42E3EB

secondary

#A4332D

accent

#3A31F7

background

#FCFFFF

surface

#F5FEFE

border

#CFD6D6

text

#0E1616

muted

#7F8585

Preview Lab

Preview with #42E3EB

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

Preview Lab → · Contrast checker → · Palette generator →