#42C04B#42C04B

#42C04B is a light, vivid green. Relative luminance 0.394; OKLCH L 71.4% C 0.193 H 144.3°. Best body text is #000000 at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#42C04B
RGB	rgb(66, 192, 75)
HSL	hsl(124, 50%, 51%)
HSV	hsv(124, 66%, 75%)
CMYK	cmyk(65.6%, 0%, 60.9%, 24.7%)
CIE-LAB	lab(69.01, -57.75, 47.91)
CIE-LCH	lch(69.01, 75.04, 140.33°)
OKLab	oklab(71.36% -0.1564 0.1124)
OKLCH	oklch(71.36% 0.193 144.3)
XYZ	xyz(22.3650, 39.3632, 13.0745)
Luminance	0.3937 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42C04B #C042B7

analogous

#78C042 #42C04B #42C08A

triadic

#42C04B #4B42C0 #C04B42

tetradic

#42C04B #4278C0 #C042B7 #C08A42

square

#42C04B #4278C0 #C042B7 #C08A42

split-complementary

#42C04B #8A42C0 #C04278

monochromatic

#226627 #319438 #42C04B #70CF77 #9EDFA2

Accessibility & contrast

On white

2.37

#42C04B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.87

#42C04B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42C04B

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42C04B	#FFFFFF	#000000	##000000
##42C04B	1.00	2.37	8.87	8.87
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.87	21.00	1.00	1.00
##000000	8.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AF3E

Deuteranopia (green-blind)

#B4A455

Tritanopia (blue-blind)

#21BBA7

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #42c04b;
/* rgb */ color: rgb(66, 192, 75);
/* oklch */ color: oklch(71.4% 0.193 144.3);

Tailwind

colors: {
  custom: {
    50: '#86d481',
    500: '#42c04b',
    950: '#000000',
  },
}

SCSS

$custom: #42c04b;
$custom-light: #86d481;
$custom-dark: #000000;

JSON

{
  "hex": "#42c04b",
  "rgb": {
    "r": 66,
    "g": 192,
    "b": 75
  },
  "hsl": {
    "h": 124.286,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.71365,
    "c": 0.19262,
    "h": 144.3
  },
  "luminance": 0.39366
}

Semantic roles & 50–950 ramp

primary

#42C04B

secondary

#CB93C7

accent

#4ED0DA

background

#F8FDF8

surface

#F0FAEF

border

#CBD3CA

text

#0C140B

muted

#7D837C

Preview Lab

Preview with #42C04B

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

Preview Lab → · Contrast checker → · Palette generator →