#42B770#42B770

#42B770 is a light, vivid green. Relative luminance 0.362; OKLCH L 69.6% C 0.148 H 153.2°. Best body text is #000000 at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#42B770
RGB	rgb(66, 183, 112)
HSL	hsl(144, 47%, 49%)
HSV	hsv(144, 64%, 72%)
CMYK	cmyk(63.9%, 0%, 38.8%, 28.2%)
CIE-LAB	lab(66.67, -48.85, 26.71)
CIE-LCH	lch(66.67, 55.67, 151.33°)
OKLab	oklab(69.59% -0.1321 0.0666)
OKLCH	oklch(69.59% 0.148 153.2)
XYZ	xyz(22.1030, 36.1928, 21.1472)
Luminance	0.3619 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B770 #B74289

analogous

#4FB742 #42B770 #42B7AB

triadic

#42B770 #7042B7 #B77042

tetradic

#42B770 #424FB7 #B74289 #B7AB42

square

#42B770 #424FB7 #B74289 #B7AB42

split-complementary

#42B770 #AB42B7 #B7424F

monochromatic

#225D39 #328A54 #42B770 #6CCA91 #99DAB3

Accessibility & contrast

On white

2.55

#42B770 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.24

#42B770 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B770

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B770	#FFFFFF	#000000	##000000
##42B770	1.00	2.55	8.24	8.24
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.24	21.00	1.00	1.00
##000000	8.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A96B

Deuteranopia (green-blind)

#A89E75

Tritanopia (blue-blind)

#0AB5A5

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #42b770;
/* rgb */ color: rgb(66, 183, 112);
/* oklch */ color: oklch(69.6% 0.148 153.2);

Tailwind

colors: {
  custom: {
    50: '#83cd99',
    500: '#42b770',
    950: '#000000',
  },
}

SCSS

$custom: #42b770;
$custom-light: #83cd99;
$custom-dark: #000000;

JSON

{
  "hex": "#42b770",
  "rgb": {
    "r": 66,
    "g": 183,
    "b": 112
  },
  "hsl": {
    "h": 143.59,
    "s": 46.988,
    "l": 48.824
  },
  "oklch": {
    "l": 0.69589,
    "c": 0.14796,
    "h": 153.2
  },
  "luminance": 0.36195
}

Semantic roles & 50–950 ramp

primary

#42B770

secondary

#C68FB0

accent

#51A2D7

background

#F8FCF9

surface

#F0F9F2

border

#CBD2CC

text

#0C140E

muted

#7D827E

Preview Lab

Preview with #42B770

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

Preview Lab → · Contrast checker → · Palette generator →