#42BA3B#42BA3B

#42BA3B is a light, vivid green. Relative luminance 0.366; OKLCH L 69.6% C 0.197 H 142.3°. Best body text is #000000 at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#42BA3B
RGB	rgb(66, 186, 59)
HSL	hsl(117, 52%, 48%)
HSV	hsv(117, 68%, 73%)
CMYK	cmyk(64.5%, 0%, 68.3%, 27.1%)
CIE-LAB	lab(66.97, -57.31, 52.47)
CIE-LCH	lch(66.97, 77.70, 137.52°)
OKLab	oklab(69.63% -0.156 0.1204)
OKLCH	oklch(69.63% 0.197 142.3)
XYZ	xyz(20.5939, 36.5898, 10.1141)
Luminance	0.3659 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BA3B #B33BBA

analogous

#81BA3B #42BA3B #3BBA73

triadic

#42BA3B #3B42BA #BA3B42

tetradic

#42BA3B #3B81BA #B33BBA #BA733B

square

#42BA3B #3B81BA #B33BBA #BA733B

split-complementary

#42BA3B #733BBA #BA3B81

monochromatic

#215D1E #328C2C #42BA3B #6ACE64 #97DD93

Accessibility & contrast

On white

2.52

#42BA3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.32

#42BA3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BA3B

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BA3B	#FFFFFF	#000000	##000000
##42BA3B	1.00	2.52	8.32	8.32
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.32	21.00	1.00	1.00
##000000	8.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA929

Deuteranopia (green-blind)

#B09F47

Tritanopia (blue-blind)

#2AB4A0

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #42ba3b;
/* rgb */ color: rgb(66, 186, 59);
/* oklch */ color: oklch(69.6% 0.197 142.3);

Tailwind

colors: {
  custom: {
    50: '#85d077',
    500: '#42ba3b',
    950: '#000000',
  },
}

SCSS

$custom: #42ba3b;
$custom-light: #85d077;
$custom-dark: #000000;

JSON

{
  "hex": "#42ba3b",
  "rgb": {
    "r": 66,
    "g": 186,
    "b": 59
  },
  "hsl": {
    "h": 116.693,
    "s": 51.837,
    "l": 48.039
  },
  "oklch": {
    "l": 0.69627,
    "c": 0.19707,
    "h": 142.3
  },
  "luminance": 0.36592
}

Semantic roles & 50–950 ramp

primary

#42BA3B

secondary

#C489C8

accent

#4DDBD3

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1409

muted

#7D827B

Preview Lab

Preview with #42BA3B

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

Preview Lab → · Contrast checker → · Palette generator →