#4EC451#4EC451

#4EC451 is a light, vivid green. Relative luminance 0.417; OKLCH L 72.8% C 0.188 H 143.7°. Best body text is #000000 at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#4EC451
RGB	rgb(78, 196, 81)
HSL	hsl(122, 50%, 54%)
HSV	hsv(122, 60%, 77%)
CMYK	cmyk(60.2%, 0%, 58.7%, 23.1%)
CIE-LAB	lab(70.66, -55.90, 47.17)
CIE-LCH	lch(70.66, 73.14, 139.84°)
OKLab	oklab(72.84% -0.1517 0.1113)
OKLCH	oklch(72.84% 0.188 143.7)
XYZ	xyz(24.3656, 41.6913, 14.5462)
Luminance	0.4169 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EC451 #C44EC1

analogous

#86C44E #4EC451 #4EC48C

triadic

#4EC451 #514EC4 #C4514E

tetradic

#4EC451 #4E86C4 #C44EC1 #C48C4E

square

#4EC451 #4E86C4 #C44EC1 #C48C4E

split-complementary

#4EC451 #8C4EC4 #C44E86

monochromatic

#267228 #35A038 #4EC451 #7CD37E #AAE3AB

Accessibility & contrast

On white

2.25

#4EC451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.34

#4EC451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC451

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EC451	#FFFFFF	#000000	##000000
##4EC451	1.00	2.25	9.34	9.34
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.34	21.00	1.00	1.00
##000000	9.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B345

Deuteranopia (green-blind)

#B9A95A

Tritanopia (blue-blind)

#37BFAB

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #4ec451;
/* rgb */ color: rgb(78, 196, 81);
/* oklch */ color: oklch(72.8% 0.188 143.7);

Tailwind

colors: {
  custom: {
    50: '#8cd785',
    500: '#4ec451',
    950: '#000000',
  },
}

SCSS

$custom: #4ec451;
$custom-light: #8cd785;
$custom-dark: #000000;

JSON

{
  "hex": "#4ec451",
  "rgb": {
    "r": 78,
    "g": 196,
    "b": 81
  },
  "hsl": {
    "h": 121.525,
    "s": 50,
    "l": 53.725
  },
  "oklch": {
    "l": 0.72835,
    "c": 0.18815,
    "h": 143.7
  },
  "luminance": 0.41694
}

Semantic roles & 50–950 ramp

primary

#4EC451

secondary

#D09ECF

accent

#4ED6DA

background

#F9FDF8

surface

#F1FAEF

border

#CBD3CA

text

#0D140B

muted

#7E837C

Preview Lab

Preview with #4EC451

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

Preview Lab → · Contrast checker → · Palette generator →