#42E0EB#42E0EB

#42E0EB is a very light, vivid teal. Relative luminance 0.605; OKLCH L 83.2% C 0.127 H 202.0°. Best body text is #000000 at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#42E0EB
RGB	rgb(66, 224, 235)
HSL	hsl(184, 81%, 59%)
HSV	hsv(184, 72%, 92%)
CMYK	cmyk(71.9%, 4.7%, 0%, 7.8%)
CIE-LAB	lab(82.09, -36.33, -17.13)
CIE-LCH	lch(82.09, 40.16, 205.25°)
OKLab	oklab(83.18% -0.118 -0.0476)
OKLCH	oklch(83.18% 0.127 202)
XYZ	xyz(43.8912, 60.4625, 87.9384)
Luminance	0.6047 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E0EB #EB4D42

analogous

#42EBA1 #42E0EB #428CEB

triadic

#42E0EB #EB42E0 #E0EB42

tetradic

#42E0EB #A142EB #EB4D42 #8CEB42

square

#42E0EB #A142EB #EB4D42 #8CEB42

split-complementary

#42E0EB #EB428C #EBA142

monochromatic

#1198A2 #17CCD9 #42E0EB #79E9F1 #B1F2F7

Accessibility & contrast

On white

1.60

#42E0EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.09

#42E0EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E0EB

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E0EB	#FFFFFF	#000000	##000000
##42E0EB	1.00	1.60	13.09	13.09
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.09	21.00	1.00	1.00
##000000	13.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFD6EC

Deuteranopia (green-blind)

#B7C5EC

Tritanopia (blue-blind)

#00E9E3

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #42e0eb;
/* rgb */ color: rgb(66, 224, 235);
/* oklch */ color: oklch(83.2% 0.127 202.0);

Tailwind

colors: {
  custom: {
    50: '#8feaf1',
    500: '#42e0eb',
    950: '#000000',
  },
}

SCSS

$custom: #42e0eb;
$custom-light: #8feaf1;
$custom-dark: #000000;

JSON

{
  "hex": "#42e0eb",
  "rgb": {
    "r": 66,
    "g": 224,
    "b": 235
  },
  "hsl": {
    "h": 183.905,
    "s": 80.861,
    "l": 59.02
  },
  "oklch": {
    "l": 0.83175,
    "c": 0.12721,
    "h": 202
  },
  "luminance": 0.60468
}

Semantic roles & 50–950 ramp

primary

#42E0EB

secondary

#A4352D

accent

#3D31F7

background

#FCFEFF

surface

#F5FDFE

border

#CFD5D6

text

#0E1616

muted

#7F8485

Preview Lab

Preview with #42E0EB

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

Preview Lab → · Contrast checker → · Palette generator →