#4EC571#4EC571

#4EC571 is a light, vivid green. Relative luminance 0.427; OKLCH L 73.6% C 0.161 H 150.2°. Best body text is #000000 at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#4EC571
RGB	rgb(78, 197, 113)
HSL	hsl(138, 51%, 54%)
HSV	hsv(138, 60%, 77%)
CMYK	cmyk(60.4%, 0%, 42.6%, 22.7%)
CIE-LAB	lab(71.38, -51.70, 32.42)
CIE-LCH	lch(71.38, 61.02, 147.91°)
OKLab	oklab(73.56% -0.1397 0.08)
OKLCH	oklch(73.56% 0.161 150.2)
XYZ	xyz(26.0868, 42.7419, 22.4948)
Luminance	0.4274 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EC571 #C54EA2

analogous

#67C54E #4EC571 #4EC5AD

triadic

#4EC571 #714EC5 #C5714E

tetradic

#4EC571 #4E67C5 #C54EA2 #C5AD4E

square

#4EC571 #4E67C5 #C54EA2 #C5AD4E

split-complementary

#4EC571 #AD4EC5 #C54E67

monochromatic

#26733C #35A155 #4EC571 #7CD496 #AAE3BB

Accessibility & contrast

On white

2.20

#4EC571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.55

#4EC571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC571

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EC571	#FFFFFF	#000000	##000000
##4EC571	1.00	2.20	9.55	9.55
#FFFFFF	2.20	1.00	21.00	21.00
#000000	9.55	21.00	1.00	1.00
##000000	9.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B56B

Deuteranopia (green-blind)

#B7AB77

Tritanopia (blue-blind)

#2AC2B0

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #4ec571;
/* rgb */ color: rgb(78, 197, 113);
/* oklch */ color: oklch(73.6% 0.161 150.2);

Tailwind

colors: {
  custom: {
    50: '#8bd79b',
    500: '#4ec571',
    950: '#000000',
  },
}

SCSS

$custom: #4ec571;
$custom-light: #8bd79b;
$custom-dark: #000000;

JSON

{
  "hex": "#4ec571",
  "rgb": {
    "r": 78,
    "g": 197,
    "b": 113
  },
  "hsl": {
    "h": 137.647,
    "s": 50.638,
    "l": 53.922
  },
  "oklch": {
    "l": 0.73563,
    "c": 0.16103,
    "h": 150.2
  },
  "luminance": 0.42744
}

Semantic roles & 50–950 ramp

primary

#4EC571

secondary

#D19EC2

accent

#4EB1DA

background

#F9FDF9

surface

#F1FAF2

border

#CBD3CC

text

#0D140E

muted

#7E837E

Preview Lab

Preview with #4EC571

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

Preview Lab → · Contrast checker → · Palette generator →