#42CC7B#42CC7B

#42CC7B is a light, vivid green. Relative luminance 0.458; OKLCH L 75.2% C 0.166 H 153.4°. Best body text is #000000 at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#42CC7B
RGB	rgb(66, 204, 123)
HSL	hsl(145, 58%, 53%)
HSV	hsv(145, 68%, 80%)
CMYK	cmyk(67.6%, 0%, 39.7%, 20%)
CIE-LAB	lab(73.40, -54.98, 29.85)
CIE-LCH	lch(73.40, 62.56, 151.50°)
OKLab	oklab(75.19% -0.1484 0.0743)
OKLCH	oklch(75.19% 0.166 153.4)
XYZ	xyz(27.4124, 45.7711, 26.1251)
Luminance	0.4577 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42CC7B #CC4293

analogous

#4ECC42 #42CC7B #42CCC0

triadic

#42CC7B #7B42CC #CC7B42

tetradic

#42CC7B #424ECC #CC4293 #CCC042

square

#42CC7B #424ECC #CC4293 #CCC042

split-complementary

#42CC7B #C042CC #CC424E

monochromatic

#1F7442 #2CA45E #42CC7B #72D99D #A2E6BE

Accessibility & contrast

On white

2.07

#42CC7B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.15

#42CC7B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42CC7B

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42CC7B	#FFFFFF	#000000	##000000
##42CC7B	1.00	2.07	10.15	10.15
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.15	21.00	1.00	1.00
##000000	10.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCBC75

Deuteranopia (green-blind)

#BBAF80

Tritanopia (blue-blind)

#00C9B8

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #42cc7b;
/* rgb */ color: rgb(66, 204, 123);
/* oklch */ color: oklch(75.2% 0.166 153.4);

Tailwind

colors: {
  custom: {
    50: '#87dca2',
    500: '#42cc7b',
    950: '#000000',
  },
}

SCSS

$custom: #42cc7b;
$custom-light: #87dca2;
$custom-dark: #000000;

JSON

{
  "hex": "#42cc7b",
  "rgb": {
    "r": 66,
    "g": 204,
    "b": 123
  },
  "hsl": {
    "h": 144.783,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75187,
    "c": 0.166,
    "h": 153.4
  },
  "luminance": 0.45774
}

Semantic roles & 50–950 ramp

primary

#42CC7B

secondary

#D397BA

accent

#47A1E1

background

#F8FDFA

surface

#F0FBF3

border

#CBD4CD

text

#0D150F

muted

#7D837F

Preview Lab

Preview with #42CC7B

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

Preview Lab → · Contrast checker → · Palette generator →