#42E0E0#42E0E0

#42E0E0 is a very light, vivid teal. Relative luminance 0.599; OKLCH L 82.8% C 0.127 H 195.0°. Best body text is #000000 at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#42E0E0
RGB	rgb(66, 224, 224)
HSL	hsl(180, 72%, 57%)
HSV	hsv(180, 71%, 88%)
CMYK	cmyk(70.5%, 0%, 0%, 12.2%)
CIE-LAB	lab(81.75, -39.46, -11.80)
CIE-LCH	lch(81.75, 41.19, 196.64°)
OKLab	oklab(82.79% -0.1226 -0.0328)
OKLCH	oklch(82.79% 0.127 195)
XYZ	xyz(42.3508, 59.8463, 79.8260)
Luminance	0.5985 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E0E0 #E04242

analogous

#42E091 #42E0E0 #4291E0

triadic

#42E0E0 #E042E0 #E0E042

tetradic

#42E0E0 #9142E0 #E04242 #91E042

square

#42E0E0 #9142E0 #E04242 #91E042

split-complementary

#42E0E0 #E04291 #E09142

monochromatic

#189090 #20C5C5 #42E0E0 #77E9E9 #ABF1F1

Accessibility & contrast

On white

1.62

#42E0E0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.97

#42E0E0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E0E0

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E0E0	#FFFFFF	#000000	##000000
##42E0E0	1.00	1.62	12.97	12.97
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.97	21.00	1.00	1.00
##000000	12.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1D5E0

Deuteranopia (green-blind)

#BAC4E1

Tritanopia (blue-blind)

#00E7E0

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #42e0e0;
/* rgb */ color: rgb(66, 224, 224);
/* oklch */ color: oklch(82.8% 0.127 195.0);

Tailwind

colors: {
  custom: {
    50: '#8eeae9',
    500: '#42e0e0',
    950: '#000000',
  },
}

SCSS

$custom: #42e0e0;
$custom-light: #8eeae9;
$custom-dark: #000000;

JSON

{
  "hex": "#42e0e0",
  "rgb": {
    "r": 66,
    "g": 224,
    "b": 224
  },
  "hsl": {
    "h": 180,
    "s": 71.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.82793,
    "c": 0.12687,
    "h": 195
  },
  "luminance": 0.59851
}

Semantic roles & 50–950 ramp

primary

#42E0E0

secondary

#953131

accent

#3939EF

background

#FCFEFE

surface

#F5FDFC

border

#CFD5D5

text

#0E1616

muted

#7F8484

Preview Lab

Preview with #42E0E0

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

Preview Lab → · Contrast checker → · Palette generator →