#42B565#42B565

#42B565 is a light, vivid green. Relative luminance 0.351; OKLCH L 68.9% C 0.156 H 150.2°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#42B565
RGB	rgb(66, 181, 101)
HSL	hsl(138, 47%, 48%)
HSV	hsv(138, 64%, 71%)
CMYK	cmyk(63.5%, 0%, 44.2%, 29%)
CIE-LAB	lab(65.86, -50.01, 31.41)
CIE-LCH	lch(65.86, 59.06, 147.86°)
OKLab	oklab(68.87% -0.135 0.0773)
OKLCH	oklch(68.87% 0.156 150.2)
XYZ	xyz(21.1180, 35.1434, 17.9798)
Luminance	0.3515 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B565 #B54292

analogous

#58B542 #42B565 #42B59E

triadic

#42B565 #6542B5 #B56542

tetradic

#42B565 #4258B5 #B54292 #B59E42

square

#42B565 #4258B5 #B54292 #B59E42

split-complementary

#42B565 #9E42B5 #B54258

monochromatic

#215B33 #32884C #42B565 #6BC988 #98D9AC

Accessibility & contrast

On white

2.62

#42B565 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#42B565 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B565

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B565	#FFFFFF	#000000	##000000
##42B565	1.00	2.62	8.03	8.03
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A65F

Deuteranopia (green-blind)

#A79C6A

Tritanopia (blue-blind)

#19B2A2

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #42b565;
/* rgb */ color: rgb(66, 181, 101);
/* oklch */ color: oklch(68.9% 0.156 150.2);

Tailwind

colors: {
  custom: {
    50: '#83cc92',
    500: '#42b565',
    950: '#000000',
  },
}

SCSS

$custom: #42b565;
$custom-light: #83cc92;
$custom-dark: #000000;

JSON

{
  "hex": "#42b565",
  "rgb": {
    "r": 66,
    "g": 181,
    "b": 101
  },
  "hsl": {
    "h": 138.261,
    "s": 46.559,
    "l": 48.431
  },
  "oklch": {
    "l": 0.68868,
    "c": 0.15558,
    "h": 150.2
  },
  "luminance": 0.35146
}

Semantic roles & 50–950 ramp

primary

#42B565

secondary

#C58EB4

accent

#52AED6

background

#F8FCF9

surface

#F0F9F1

border

#CBD2CB

text

#0C130D

muted

#7D827E

Preview Lab

Preview with #42B565

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

Preview Lab → · Contrast checker → · Palette generator →