#4ECD63#4ECD63

#4ECD63 is a light, vivid green. Relative luminance 0.462; OKLCH L 75.4% C 0.184 H 146.5°. Best body text is #000000 at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#4ECD63
RGB	rgb(78, 205, 99)
HSL	hsl(130, 56%, 55%)
HSV	hsv(130, 62%, 80%)
CMYK	cmyk(62%, 0%, 51.7%, 19.6%)
CIE-LAB	lab(73.66, -56.89, 42.28)
CIE-LCH	lch(73.66, 70.88, 143.38°)
OKLab	oklab(75.38% -0.1538 0.1018)
OKLCH	oklch(75.38% 0.184 146.5)
XYZ	xyz(27.2235, 46.1805, 19.2810)
Luminance	0.4618 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECD63 #CD4EB8

analogous

#79CD4E #4ECD63 #4ECDA2

triadic

#4ECD63 #634ECD #CD634E

tetradic

#4ECD63 #4E79CD #CD4EB8 #CDA24E

square

#4ECD63 #4E79CD #CD4EB8 #CDA24E

split-complementary

#4ECD63 #A24ECD #CD4E79

monochromatic

#237D32 #31AD45 #4ECD63 #7EDA8D #ADE8B7

Accessibility & contrast

On white

2.05

#4ECD63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.24

#4ECD63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECD63

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECD63	#FFFFFF	#000000	##000000
##4ECD63	1.00	2.05	10.24	10.24
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.24	21.00	1.00	1.00
##000000	10.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BC5A

Deuteranopia (green-blind)

#C0B16B

Tritanopia (blue-blind)

#2DC8B5

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #4ecd63;
/* rgb */ color: rgb(78, 205, 99);
/* oklch */ color: oklch(75.4% 0.184 146.5);

Tailwind

colors: {
  custom: {
    50: '#8ddd91',
    500: '#4ecd63',
    950: '#000000',
  },
}

SCSS

$custom: #4ecd63;
$custom-light: #8ddd91;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecd63",
  "rgb": {
    "r": 78,
    "g": 205,
    "b": 99
  },
  "hsl": {
    "h": 129.921,
    "s": 55.947,
    "l": 55.49
  },
  "oklch": {
    "l": 0.75379,
    "c": 0.18442,
    "h": 146.5
  },
  "luminance": 0.46183
}

Semantic roles & 50–950 ramp

primary

#4ECD63

secondary

#D6A1CD

accent

#49C6DF

background

#F9FDF9

surface

#F1FBF1

border

#CBD4CB

text

#0D150D

muted

#7E837E

Preview Lab

Preview with #4ECD63

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

Preview Lab → · Contrast checker → · Palette generator →