#4ECD57#4ECD57

#4ECD57 is a light, vivid green. Relative luminance 0.460; OKLCH L 75.2% C 0.195 H 144.5°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#4ECD57
RGB	rgb(78, 205, 87)
HSL	hsl(124, 56%, 55%)
HSV	hsv(124, 62%, 80%)
CMYK	cmyk(62%, 0%, 57.6%, 19.6%)
CIE-LAB	lab(73.52, -58.45, 47.77)
CIE-LCH	lch(73.52, 75.49, 140.75°)
OKLab	oklab(75.22% -0.1584 0.1131)
OKLCH	oklch(75.22% 0.195 144.5)
XYZ	xyz(26.6919, 45.9679, 16.4810)
Luminance	0.4597 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECD57 #CD4EC4

analogous

#84CD4E #4ECD57 #4ECD96

triadic

#4ECD57 #574ECD #CD574E

tetradic

#4ECD57 #4E84CD #CD4EC4 #CD964E

square

#4ECD57 #4E84CD #CD4EC4 #CD964E

split-complementary

#4ECD57 #964ECD #CD4E84

monochromatic

#237D2A #31AD3A #4ECD57 #7EDA84 #ADE8B2

Accessibility & contrast

On white

2.06

#4ECD57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#4ECD57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECD57

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECD57	#FFFFFF	#000000	##000000
##4ECD57	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BB4B

Deuteranopia (green-blind)

#C1B060

Tritanopia (blue-blind)

#32C8B3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #4ecd57;
/* rgb */ color: rgb(78, 205, 87);
/* oklch */ color: oklch(75.2% 0.195 144.5);

Tailwind

colors: {
  custom: {
    50: '#8ddd8a',
    500: '#4ecd57',
    950: '#000000',
  },
}

SCSS

$custom: #4ecd57;
$custom-light: #8ddd8a;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecd57",
  "rgb": {
    "r": 78,
    "g": 205,
    "b": 87
  },
  "hsl": {
    "h": 124.252,
    "s": 55.947,
    "l": 55.49
  },
  "oklch": {
    "l": 0.75221,
    "c": 0.1946,
    "h": 144.5
  },
  "luminance": 0.4597
}

Semantic roles & 50–950 ramp

primary

#4ECD57

secondary

#D6A1D2

accent

#49D5DF

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #4ECD57

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

Preview Lab → · Contrast checker → · Palette generator →