#42B127#42B127

#42B127 is a light, vivid green. Relative luminance 0.327; OKLCH L 67.1% C 0.198 H 140.4°. Best body text is #000000 at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#42B127
RGB	rgb(66, 177, 39)
HSL	hsl(108, 64%, 42%)
HSV	hsv(108, 78%, 69%)
CMYK	cmyk(62.7%, 0%, 78%, 30.6%)
CIE-LAB	lab(63.96, -55.74, 56.70)
CIE-LCH	lch(63.96, 79.51, 134.51°)
OKLab	oklab(67.09% -0.1528 0.1266)
OKLCH	oklch(67.09% 0.198 140.4)
XYZ	xyz(18.3342, 32.7473, 7.2737)
Luminance	0.3275 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B127 #9627B1

analogous

#87B127 #42B127 #27B151

triadic

#42B127 #2742B1 #B12742

tetradic

#42B127 #2787B1 #9627B1 #B15127

square

#42B127 #2787B1 #9627B1 #B15127

split-complementary

#42B127 #5127B1 #B12787

monochromatic

#1D4D11 #2F7F1C #42B127 #5DD540 #88E072

Accessibility & contrast

On white

2.78

#42B127 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.55

#42B127 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B127

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B127	#FFFFFF	#000000	##000000
##42B127	1.00	2.78	7.55	7.55
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.55	21.00	1.00	1.00
##000000	7.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A000

Deuteranopia (green-blind)

#A89837

Tritanopia (blue-blind)

#31AB97

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #42b127;
/* rgb */ color: rgb(66, 177, 39);
/* oklch */ color: oklch(67.1% 0.198 140.4);

Tailwind

colors: {
  custom: {
    50: '#84c96c',
    500: '#42b127',
    950: '#000000',
  },
}

SCSS

$custom: #42b127;
$custom-light: #84c96c;
$custom-dark: #000000;

JSON

{
  "hex": "#42b127",
  "rgb": {
    "r": 66,
    "g": 177,
    "b": 39
  },
  "hsl": {
    "h": 108.261,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.67092,
    "c": 0.19847,
    "h": 140.4
  },
  "luminance": 0.32749
}

Semantic roles & 50–950 ramp

primary

#42B127

secondary

#B56DC7

accent

#41E7C6

background

#F8FCF6

surface

#F0F8EC

border

#CBD1C7

text

#0C1307

muted

#7D827A

Preview Lab

Preview with #42B127

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

Preview Lab → · Contrast checker → · Palette generator →