#4ECF57#4ECF57

#4ECF57 is a light, vivid green. Relative luminance 0.469; OKLCH L 75.7% C 0.197 H 144.4°. Best body text is #000000 at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#4ECF57
RGB	rgb(78, 207, 87)
HSL	hsl(124, 57%, 56%)
HSV	hsv(124, 62%, 81%)
CMYK	cmyk(62.3%, 0%, 58%, 18.8%)
CIE-LAB	lab(74.15, -59.17, 48.49)
CIE-LCH	lch(74.15, 76.50, 140.67°)
OKLab	oklab(75.73% -0.1603 0.1146)
OKLCH	oklch(75.73% 0.197 144.4)
XYZ	xyz(27.1734, 46.9308, 16.6415)
Luminance	0.4693 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECF57 #CF4EC6

analogous

#85CF4E #4ECF57 #4ECF97

triadic

#4ECF57 #574ECF #CF574E

tetradic

#4ECF57 #4E85CF #CF4EC6 #CF974E

square

#4ECF57 #4E85CF #CF4EC6 #CF974E

split-complementary

#4ECF57 #974ECF #CF4E85

monochromatic

#238029 #30B039 #4ECF57 #7EDC85 #AEE9B2

Accessibility & contrast

On white

2.02

#4ECF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.39

#4ECF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECF57

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECF57	#FFFFFF	#000000	##000000
##4ECF57	1.00	2.02	10.39	10.39
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.39	21.00	1.00	1.00
##000000	10.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BD4B

Deuteranopia (green-blind)

#C3B260

Tritanopia (blue-blind)

#31CAB5

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #4ecf57;
/* rgb */ color: rgb(78, 207, 87);
/* oklch */ color: oklch(75.7% 0.197 144.4);

Tailwind

colors: {
  custom: {
    50: '#8ddf8a',
    500: '#4ecf57',
    950: '#000000',
  },
}

SCSS

$custom: #4ecf57;
$custom-light: #8ddf8a;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecf57",
  "rgb": {
    "r": 78,
    "g": 207,
    "b": 87
  },
  "hsl": {
    "h": 124.186,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.75733,
    "c": 0.19709,
    "h": 144.4
  },
  "luminance": 0.46933
}

Semantic roles & 50–950 ramp

primary

#4ECF57

secondary

#D7A2D3

accent

#47D6E1

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #4ECF57

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

Preview Lab → · Contrast checker → · Palette generator →