#42CC45#42CC45

#42CC45 is a light, highly saturated green. Relative luminance 0.448; OKLCH L 74.4% C 0.211 H 143.4°. Best body text is #000000 at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#42CC45
RGB	rgb(66, 204, 69)
HSL	hsl(121, 58%, 53%)
HSV	hsv(121, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 66.2%, 20%)
CIE-LAB	lab(72.74, -62.52, 54.63)
CIE-LCH	lch(72.74, 83.02, 138.85°)
OKLab	oklab(74.43% -0.1696 0.1261)
OKLCH	oklch(74.43% 0.211 143.4)
XYZ	xyz(24.9123, 44.7710, 12.9578)
Luminance	0.4477 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC45 #CC42C9

analogous

#84CC42 #42CC45 #42CC8A

triadic

#42CC45 #4542CC #CC4542

tetradic

#42CC45 #4284CC #CC42C9 #CC8A42

square

#42CC45 #4284CC #CC42C9 #CC8A42

split-complementary

#42CC45 #8A42CC #CC4284

monochromatic

#1F7421 #2CA42F #42CC45 #72D974 #A2E6A4

Accessibility & contrast

On white

2.11

#42CC45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.95

#42CC45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC45

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC45	#FFFFFF	#000000	##000000
##42CC45	1.00	2.11	9.95	9.95
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.95	21.00	1.00	1.00
##000000	9.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B933

Deuteranopia (green-blind)

#C0AE51

Tritanopia (blue-blind)

#1CC6B0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #42cc45;
/* rgb */ color: rgb(66, 204, 69);
/* oklch */ color: oklch(74.4% 0.211 143.4);

Tailwind

colors: {
  custom: {
    50: '#88dd7f',
    500: '#42cc45',
    950: '#000000',
  },
}

SCSS

$custom: #42cc45;
$custom-light: #88dd7f;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc45",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 69
  },
  "hsl": {
    "h": 121.304,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.74432,
    "c": 0.21134,
    "h": 143.4
  },
  "luminance": 0.44774
}

Semantic roles & 50–950 ramp

primary

#42CC45

secondary

#D397D1

accent

#47DDE1

background

#F9FDF8

surface

#F1FBEF

border

#CBD4CA

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #42CC45

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

Preview Lab → · Contrast checker → · Palette generator →