#42E0C9#42E0C9

#42E0C9 is a very light, vivid teal. Relative luminance 0.587; OKLCH L 82.1% C 0.133 H 180.9°. Best body text is #000000 at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#42E0C9
RGB	rgb(66, 224, 201)
HSL	hsl(171, 72%, 57%)
HSV	hsv(171, 71%, 88%)
CMYK	cmyk(70.5%, 0%, 10.3%, 12.2%)
CIE-LAB	lab(81.12, -45.67, -0.52)
CIE-LCH	lch(81.12, 45.67, 180.66°)
OKLab	oklab(82.06% -0.1326 -0.0022)
OKLCH	oklch(82.06% 0.133 180.9)
XYZ	xyz(39.4399, 58.6820, 64.4952)
Luminance	0.5869 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E0C9 #E04259

analogous

#42E07A #42E0C9 #42A8E0

triadic

#42E0C9 #C942E0 #E0C942

tetradic

#42E0C9 #7A42E0 #E04259 #A8E042

square

#42E0C9 #7A42E0 #E04259 #A8E042

split-complementary

#42E0C9 #E042A8 #E07A42

monochromatic

#18907E #20C5AD #42E0C9 #77E9D8 #ABF1E7

Accessibility & contrast

On white

1.65

#42E0C9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.74

#42E0C9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E0C9

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E0C9	#FFFFFF	#000000	##000000
##42E0C9	1.00	1.65	12.74	12.74
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.74	21.00	1.00	1.00
##000000	12.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6D3C8

Deuteranopia (green-blind)

#C0C3CB

Tritanopia (blue-blind)

#00E4D9

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #42e0c9;
/* rgb */ color: rgb(66, 224, 201);
/* oklch */ color: oklch(82.1% 0.133 180.9);

Tailwind

colors: {
  custom: {
    50: '#8cead9',
    500: '#42e0c9',
    950: '#000000',
  },
}

SCSS

$custom: #42e0c9;
$custom-light: #8cead9;
$custom-dark: #000000;

JSON

{
  "hex": "#42e0c9",
  "rgb": {
    "r": 66,
    "g": 224,
    "b": 201
  },
  "hsl": {
    "h": 171.266,
    "s": 71.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.82062,
    "c": 0.1326,
    "h": 180.9
  },
  "luminance": 0.58687
}

Semantic roles & 50–950 ramp

primary

#42E0C9

secondary

#953140

accent

#3954EF

background

#FCFEFE

surface

#F5FDFB

border

#CFD5D4

text

#0E1614

muted

#7F8483

Preview Lab

Preview with #42E0C9

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

Preview Lab → · Contrast checker → · Palette generator →