#4ECD5B#4ECD5B

#4ECD5B is a light, vivid green. Relative luminance 0.460; OKLCH L 75.3% C 0.191 H 145.1°. Best body text is #000000 at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#4ECD5B
RGB	rgb(78, 205, 91)
HSL	hsl(126, 56%, 55%)
HSV	hsv(126, 62%, 80%)
CMYK	cmyk(62%, 0%, 55.6%, 19.6%)
CIE-LAB	lab(73.57, -57.96, 45.97)
CIE-LCH	lch(73.57, 73.97, 141.58°)
OKLab	oklab(75.27% -0.1569 0.1094)
OKLCH	oklch(75.27% 0.191 145.1)
XYZ	xyz(26.8599, 46.0351, 17.3657)
Luminance	0.4604 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECD5B #CD4EC0

analogous

#80CD4E #4ECD5B #4ECD9B

triadic

#4ECD5B #5B4ECD #CD5B4E

tetradic

#4ECD5B #4E80CD #CD4EC0 #CD9B4E

square

#4ECD5B #4E80CD #CD4EC0 #CD9B4E

split-complementary

#4ECD5B #9B4ECD #CD4E80

monochromatic

#237D2D #31AD3E #4ECD5B #7EDA87 #ADE8B3

Accessibility & contrast

On white

2.06

#4ECD5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.21

#4ECD5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECD5B

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECD5B	#FFFFFF	#000000	##000000
##4ECD5B	1.00	2.06	10.21	10.21
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.21	21.00	1.00	1.00
##000000	10.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BB50

Deuteranopia (green-blind)

#C0B064

Tritanopia (blue-blind)

#30C8B4

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #4ecd5b;
/* rgb */ color: rgb(78, 205, 91);
/* oklch */ color: oklch(75.3% 0.191 145.1);

Tailwind

colors: {
  custom: {
    50: '#8ddd8c',
    500: '#4ecd5b',
    950: '#000000',
  },
}

SCSS

$custom: #4ecd5b;
$custom-light: #8ddd8c;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecd5b",
  "rgb": {
    "r": 78,
    "g": 205,
    "b": 91
  },
  "hsl": {
    "h": 126.142,
    "s": 55.947,
    "l": 55.49
  },
  "oklch": {
    "l": 0.75271,
    "c": 0.19129,
    "h": 145.1
  },
  "luminance": 0.46038
}

Semantic roles & 50–950 ramp

primary

#4ECD5B

secondary

#D6A1D0

accent

#49D0DF

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #4ECD5B

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

Preview Lab → · Contrast checker → · Palette generator →