#42E7E9#42E7E9

#42E7E9 is a very light, vivid teal. Relative luminance 0.642; OKLCH L 84.8% C 0.131 H 196.2°. Best body text is #000000 at 13.84:1 contrast (WCAG AA passes).

Color values

HEX	#42E7E9
RGB	rgb(66, 231, 233)
HSL	hsl(181, 79%, 59%)
HSV	hsv(181, 72%, 91%)
CMYK	cmyk(71.7%, 0.9%, 0%, 8.6%)
CIE-LAB	lab(84.06, -40.10, -13.11)
CIE-LCH	lch(84.06, 42.19, 198.10°)
OKLab	oklab(84.76% -0.1255 -0.0364)
OKLCH	oklch(84.76% 0.131 196.2)
XYZ	xyz(45.5240, 64.1878, 87.0652)
Luminance	0.6419 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E7E9 #E94442

analogous

#42E998 #42E7E9 #4293E9

triadic

#42E7E9 #E942E7 #E7E942

tetradic

#42E7E9 #9842E9 #E94442 #93E942

square

#42E7E9 #9842E9 #E94442 #93E942

split-complementary

#42E7E9 #E94293 #E99842

monochromatic

#129D9E #19D3D5 #42E7E9 #79EEEF #B0F5F6

Accessibility & contrast

On white

1.52

#42E7E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.84

#42E7E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E7E9

13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E7E9	#FFFFFF	#000000	##000000
##42E7E9	1.00	1.52	13.84	13.84
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.84	21.00	1.00	1.00
##000000	13.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7DCE9

Deuteranopia (green-blind)

#BFCAEA

Tritanopia (blue-blind)

#00EFE7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #42e7e9;
/* rgb */ color: rgb(66, 231, 233);
/* oklch */ color: oklch(84.8% 0.131 196.2);

Tailwind

colors: {
  custom: {
    50: '#8feff0',
    500: '#42e7e9',
    950: '#000000',
  },
}

SCSS

$custom: #42e7e9;
$custom-light: #8feff0;
$custom-dark: #000000;

JSON

{
  "hex": "#42e7e9",
  "rgb": {
    "r": 66,
    "g": 231,
    "b": 233
  },
  "hsl": {
    "h": 180.719,
    "s": 79.147,
    "l": 58.627
  },
  "oklch": {
    "l": 0.84755,
    "c": 0.13065,
    "h": 196.2
  },
  "luminance": 0.64193
}

Semantic roles & 50–950 ramp

primary

#42E7E9

secondary

#A1302E

accent

#3532F6

background

#FCFFFF

surface

#F5FEFE

border

#CFD6D6

text

#0E1616

muted

#7F8585

Preview Lab

Preview with #42E7E9

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

Preview Lab → · Contrast checker → · Palette generator →