#42B779#42B779

#42B779 is a light, vivid green. Relative luminance 0.364; OKLCH L 69.8% C 0.140 H 156.4°. Best body text is #000000 at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#42B779
RGB	rgb(66, 183, 121)
HSL	hsl(148, 47%, 49%)
HSV	hsv(148, 64%, 72%)
CMYK	cmyk(63.9%, 0%, 33.9%, 28.2%)
CIE-LAB	lab(66.83, -47.12, 22.13)
CIE-LCH	lch(66.83, 52.05, 154.84°)
OKLab	oklab(69.77% -0.1279 0.0558)
OKLCH	oklch(69.77% 0.14 156.4)
XYZ	xyz(22.6294, 36.4034, 23.9194)
Luminance	0.3641 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42B779 #B74280

analogous

#46B742 #42B779 #42B7B4

triadic

#42B779 #7942B7 #B77942

tetradic

#42B779 #4246B7 #B74280 #B7B442

square

#42B779 #4246B7 #B74280 #B7B442

split-complementary

#42B779 #B442B7 #B74246

monochromatic

#225D3E #328A5B #42B779 #6CCA98 #99DAB8

Accessibility & contrast

On white

2.54

#42B779 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.28

#42B779 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42B779

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42B779	#FFFFFF	#000000	##000000
##42B779	1.00	2.54	8.28	8.28
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.28	21.00	1.00	1.00
##000000	8.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A975

Deuteranopia (green-blind)

#A79E7D

Tritanopia (blue-blind)

#00B5A7

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #42b779;
/* rgb */ color: rgb(66, 183, 121);
/* oklch */ color: oklch(69.8% 0.140 156.4);

Tailwind

colors: {
  custom: {
    50: '#83cda0',
    500: '#42b779',
    950: '#000000',
  },
}

SCSS

$custom: #42b779;
$custom-light: #83cda0;
$custom-dark: #000000;

JSON

{
  "hex": "#42b779",
  "rgb": {
    "r": 66,
    "g": 183,
    "b": 121
  },
  "hsl": {
    "h": 148.205,
    "s": 46.988,
    "l": 48.824
  },
  "oklch": {
    "l": 0.69773,
    "c": 0.13958,
    "h": 156.4
  },
  "luminance": 0.36406
}

Semantic roles & 50–950 ramp

primary

#42B779

secondary

#C68FAC

accent

#5198D7

background

#F8FCF9

surface

#F0F9F2

border

#CBD2CC

text

#0C140E

muted

#7D827E

Preview Lab

Preview with #42B779

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

Preview Lab → · Contrast checker → · Palette generator →