#42E999#42E999

#42E999 is a very light, vivid teal. Relative luminance 0.617; OKLCH L 83.1% C 0.177 H 157.4°. Best body text is #000000 at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#42E999
RGB	rgb(66, 233, 153)
HSL	hsl(151, 79%, 59%)
HSV	hsv(151, 72%, 91%)
CMYK	cmyk(71.7%, 0%, 34.3%, 8.6%)
CIE-LAB	lab(82.77, -60.22, 26.95)
CIE-LCH	lch(82.77, 65.97, 155.89°)
OKLab	oklab(83.07% -0.1631 0.0678)
OKLCH	oklch(83.07% 0.177 157.4)
XYZ	xyz(37.1318, 61.7317, 40.0893)
Luminance	0.6174 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42E999 #E94292

analogous

#42E945 #42E999 #42E6E9

triadic

#42E999 #9942E9 #E99942

tetradic

#42E999 #4542E9 #E94292 #E6E942

square

#42E999 #4542E9 #E94292 #E6E942

split-complementary

#42E999 #E942E6 #E94542

monochromatic

#129E5B #19D57B #42E999 #79EFB7 #B0F6D4

Accessibility & contrast

On white

1.57

#42E999 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.35

#42E999 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42E999

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42E999	#FFFFFF	#000000	##000000
##42E999	1.00	1.57	13.35	13.35
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.35	21.00	1.00	1.00
##000000	13.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7D794

Deuteranopia (green-blind)

#D3C89E

Tritanopia (blue-blind)

#00E7D4

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #42e999;
/* rgb */ color: rgb(66, 233, 153);
/* oklch */ color: oklch(83.1% 0.177 157.4);

Tailwind

colors: {
  custom: {
    50: '#8cf1b7',
    500: '#42e999',
    950: '#000000',
  },
}

SCSS

$custom: #42e999;
$custom-light: #8cf1b7;
$custom-dark: #000000;

JSON

{
  "hex": "#42e999",
  "rgb": {
    "r": 66,
    "g": 233,
    "b": 153
  },
  "hsl": {
    "h": 151.257,
    "s": 79.147,
    "l": 58.627
  },
  "oklch": {
    "l": 0.83074,
    "c": 0.17668,
    "h": 157.4
  },
  "luminance": 0.61736
}

Semantic roles & 50–950 ramp

primary

#42E999

secondary

#A12E65

accent

#3290F6

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1711

muted

#7F8581

Preview Lab

Preview with #42E999

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

Preview Lab → · Contrast checker → · Palette generator →