#42E3E7#42E3E7

#42E3E7 is a very light, vivid teal. Relative luminance 0.619; OKLCH L 83.7% C 0.128 H 197.5°. Best body text is #000000 at 13.37:1 contrast (WCAG AA passes).

Color values

HEX	#42E3E7
RGB	rgb(66, 227, 231)
HSL	hsl(181, 77%, 58%)
HSV	hsv(181, 71%, 91%)
CMYK	cmyk(71.4%, 1.7%, 0%, 9.4%)
CIE-LAB	lab(82.84, -38.85, -13.89)
CIE-LCH	lch(82.84, 41.26, 199.67°)
OKLab	oklab(83.74% -0.1225 -0.0386)
OKLCH	oklch(83.74% 0.128 197.5)
XYZ	xyz(44.1331, 61.8607, 85.2001)
Luminance	0.6187 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E3E7 #E74642

analogous

#42E799 #42E3E7 #4290E7

triadic

#42E3E7 #E742E3 #E3E742

tetradic

#42E3E7 #9942E7 #E74642 #90E742

square

#42E3E7 #9942E7 #E74642 #90E742

split-complementary

#42E3E7 #E74290 #E79942

monochromatic

#14989B #1BCDD1 #42E3E7 #78EBEE #AFF3F5

Accessibility & contrast

On white

1.57

#42E3E7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.37

#42E3E7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E3E7

13.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E3E7	#FFFFFF	#000000	##000000
##42E3E7	1.00	1.57	13.37	13.37
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.37	21.00	1.00	1.00
##000000	13.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3D8E8

Deuteranopia (green-blind)

#BBC7E8

Tritanopia (blue-blind)

#00EBE4

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #42e3e7;
/* rgb */ color: rgb(66, 227, 231);
/* oklch */ color: oklch(83.7% 0.128 197.5);

Tailwind

colors: {
  custom: {
    50: '#8fecee',
    500: '#42e3e7',
    950: '#000000',
  },
}

SCSS

$custom: #42e3e7;
$custom-light: #8fecee;
$custom-dark: #000000;

JSON

{
  "hex": "#42e3e7",
  "rgb": {
    "r": 66,
    "g": 227,
    "b": 231
  },
  "hsl": {
    "h": 181.455,
    "s": 77.465,
    "l": 58.235
  },
  "oklch": {
    "l": 0.83742,
    "c": 0.12842,
    "h": 197.5
  },
  "luminance": 0.61866
}

Semantic roles & 50–950 ramp

primary

#42E3E7

secondary

#9E322F

accent

#3834F4

background

#FCFFFF

surface

#F5FEFE

border

#CFD6D6

text

#0E1616

muted

#7F8585

Preview Lab

Preview with #42E3E7

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

Preview Lab → · Contrast checker → · Palette generator →