#42B548#42B548

#42B548 is a light, vivid green. Relative luminance 0.347; OKLCH L 68.4% C 0.181 H 144.1°. Best body text is #000000 at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#42B548
RGB	rgb(66, 181, 72)
HSL	hsl(123, 47%, 48%)
HSV	hsv(123, 64%, 71%)
CMYK	cmyk(63.5%, 0%, 60.2%, 29%)
CIE-LAB	lab(65.49, -54.17, 45.23)
CIE-LCH	lch(65.49, 70.57, 140.14°)
OKLab	oklab(68.44% -0.1468 0.1064)
OKLCH	oklch(68.44% 0.181 144.1)
XYZ	xyz(19.9391, 34.6719, 11.7712)
Luminance	0.3467 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B548 #B542AF

analogous

#75B542 #42B548 #42B581

triadic

#42B548 #4842B5 #B54842

tetradic

#42B548 #4275B5 #B542AF #B58142

square

#42B548 #4275B5 #B542AF #B58142

split-complementary

#42B548 #8142B5 #B54275

monochromatic

#215B24 #328836 #42B548 #6BC970 #98D99B

Accessibility & contrast

On white

2.65

#42B548 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.93

#42B548 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B548

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B548	#FFFFFF	#000000	##000000
##42B548	1.00	2.65	7.93	7.93
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.93	21.00	1.00	1.00
##000000	7.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A53C

Deuteranopia (green-blind)

#AA9B51

Tritanopia (blue-blind)

#28B09D

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #42b548;
/* rgb */ color: rgb(66, 181, 72);
/* oklch */ color: oklch(68.4% 0.181 144.1);

Tailwind

colors: {
  custom: {
    50: '#84cc7f',
    500: '#42b548',
    950: '#000000',
  },
}

SCSS

$custom: #42b548;
$custom-light: #84cc7f;
$custom-dark: #000000;

JSON

{
  "hex": "#42b548",
  "rgb": {
    "r": 66,
    "g": 181,
    "b": 72
  },
  "hsl": {
    "h": 123.13,
    "s": 46.559,
    "l": 48.431
  },
  "oklch": {
    "l": 0.68445,
    "c": 0.18132,
    "h": 144.1
  },
  "luminance": 0.34674
}

Semantic roles & 50–950 ramp

primary

#42B548

secondary

#C58EC2

accent

#52CFD6

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C130A

muted

#7D827C

Preview Lab

Preview with #42B548

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

Preview Lab → · Contrast checker → · Palette generator →