#42CA78#42CA78

#42CA78 is a light, vivid green. Relative luminance 0.448; OKLCH L 74.6% C 0.166 H 152.9°. Best body text is #000000 at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#42CA78
RGB	rgb(66, 202, 120)
HSL	hsl(144, 56%, 53%)
HSV	hsv(144, 67%, 79%)
CMYK	cmyk(67.3%, 0%, 40.6%, 20.8%)
CIE-LAB	lab(72.73, -54.76, 30.52)
CIE-LCH	lch(72.73, 62.69, 150.87°)
OKLab	oklab(74.62% -0.1478 0.0758)
OKLCH	oklch(74.62% 0.166 152.9)
XYZ	xyz(26.7552, 44.7525, 24.9937)
Luminance	0.4476 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CA78 #CA4294

analogous

#50CA42 #42CA78 #42CABC

triadic

#42CA78 #7842CA #CA7842

tetradic

#42CA78 #4250CA #CA4294 #CABC42

square

#42CA78 #4250CA #CA4294 #CABC42

split-complementary

#42CA78 #BC42CA #CA4250

monochromatic

#207240 #2DA25B #42CA78 #72D79A #A2E5BC

Accessibility & contrast

On white

2.11

#42CA78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.95

#42CA78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CA78

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CA78	#FFFFFF	#000000	##000000
##42CA78	1.00	2.11	9.95	9.95
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.95	21.00	1.00	1.00
##000000	9.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CABA72

Deuteranopia (green-blind)

#B9AE7D

Tritanopia (blue-blind)

#00C7B6

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42ca78;
/* rgb */ color: rgb(66, 202, 120);
/* oklch */ color: oklch(74.6% 0.166 152.9);

Tailwind

colors: {
  custom: {
    50: '#86dba0',
    500: '#42ca78',
    950: '#000000',
  },
}

SCSS

$custom: #42ca78;
$custom-light: #86dba0;
$custom-dark: #000000;

JSON

{
  "hex": "#42ca78",
  "rgb": {
    "r": 66,
    "g": 202,
    "b": 120
  },
  "hsl": {
    "h": 143.824,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.74621,
    "c": 0.16611,
    "h": 152.9
  },
  "luminance": 0.44755
}

Semantic roles & 50–950 ramp

primary

#42CA78

secondary

#D196BA

accent

#48A3DF

background

#F8FDF9

surface

#F0FBF2

border

#CBD4CC

text

#0C150E

muted

#7D837E

Preview Lab

Preview with #42CA78

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

Preview Lab → · Contrast checker → · Palette generator →