#42BB78#42BB78

#42BB78 is a light, vivid green. Relative luminance 0.381; OKLCH L 70.8% C 0.146 H 155.3°. Best body text is #000000 at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#42BB78
RGB	rgb(66, 187, 120)
HSL	hsl(147, 48%, 50%)
HSV	hsv(147, 65%, 73%)
CMYK	cmyk(64.7%, 0%, 35.8%, 26.7%)
CIE-LAB	lab(68.06, -48.93, 24.32)
CIE-LCH	lch(68.06, 54.64, 153.57°)
OKLab	oklab(70.78% -0.1326 0.0611)
OKLCH	oklch(70.78% 0.146 155.3)
XYZ	xyz(23.4052, 38.0525, 23.8771)
Luminance	0.3805 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BB78 #BB4285

analogous

#49BB42 #42BB78 #42BBB5

triadic

#42BB78 #7842BB #BB7842

tetradic

#42BB78 #4249BB #BB4285 #BBB542

square

#42BB78 #4249BB #BB4285 #BBB542

split-complementary

#42BB78 #B542BB #BB4249

monochromatic

#22613E #328E5B #42BB78 #6ECC98 #9CDCB8

Accessibility & contrast

On white

2.44

#42BB78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.61

#42BB78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BB78

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BB78	#FFFFFF	#000000	##000000
##42BB78	1.00	2.44	8.61	8.61
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.61	21.00	1.00	1.00
##000000	8.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAAD74

Deuteranopia (green-blind)

#ABA17C

Tritanopia (blue-blind)

#00B9AA

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #42bb78;
/* rgb */ color: rgb(66, 187, 120);
/* oklch */ color: oklch(70.8% 0.146 155.3);

Tailwind

colors: {
  custom: {
    50: '#83d09f',
    500: '#42bb78',
    950: '#000000',
  },
}

SCSS

$custom: #42bb78;
$custom-light: #83d09f;
$custom-dark: #000000;

JSON

{
  "hex": "#42bb78",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 120
  },
  "hsl": {
    "h": 146.777,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.70779,
    "c": 0.14597,
    "h": 155.3
  },
  "luminance": 0.38055
}

Semantic roles & 50–950 ramp

primary

#42BB78

secondary

#C891AF

accent

#509BD7

background

#F8FCF9

surface

#F0F9F2

border

#CBD2CC

text

#0C140E

muted

#7D827E

Preview Lab

Preview with #42BB78

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

Preview Lab → · Contrast checker → · Palette generator →