#4ECC81#4ECC81

#4ECC81 is a light, vivid green. Relative luminance 0.464; OKLCH L 75.6% C 0.156 H 153.9°. Best body text is #000000 at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#4ECC81
RGB	rgb(78, 204, 129)
HSL	hsl(144, 55%, 55%)
HSV	hsv(144, 62%, 80%)
CMYK	cmyk(61.8%, 0%, 36.8%, 20%)
CIE-LAB	lab(73.80, -51.63, 27.33)
CIE-LCH	lch(73.80, 58.42, 152.11°)
OKLab	oklab(75.63% -0.1399 0.0684)
OKLCH	oklch(75.63% 0.156 153.9)
XYZ	xyz(28.6948, 46.3875, 28.2061)
Luminance	0.4639 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECC81 #CC4E99

analogous

#5ACC4E #4ECC81 #4ECCC0

triadic

#4ECC81 #814ECC #CC814E

tetradic

#4ECC81 #4E5ACC #CC4E99 #CCC04E

square

#4ECC81 #4E5ACC #CC4E99 #CCC04E

split-complementary

#4ECC81 #C04ECC #CC4E5A

monochromatic

#247C47 #31AB63 #4ECC81 #7EDAA3 #ADE7C5

Accessibility & contrast

On white

2.04

#4ECC81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.28

#4ECC81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECC81

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECC81	#FFFFFF	#000000	##000000
##4ECC81	1.00	2.04	10.28	10.28
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.28	21.00	1.00	1.00
##000000	10.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCBC7C

Deuteranopia (green-blind)

#BBB186

Tritanopia (blue-blind)

#1ACAB9

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #4ecc81;
/* rgb */ color: rgb(78, 204, 129);
/* oklch */ color: oklch(75.6% 0.156 153.9);

Tailwind

colors: {
  custom: {
    50: '#8cdca6',
    500: '#4ecc81',
    950: '#000000',
  },
}

SCSS

$custom: #4ecc81;
$custom-light: #8cdca6;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecc81",
  "rgb": {
    "r": 78,
    "g": 204,
    "b": 129
  },
  "hsl": {
    "h": 144.286,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.75634,
    "c": 0.15569,
    "h": 153.9
  },
  "luminance": 0.4639
}

Semantic roles & 50–950 ramp

primary

#4ECC81

secondary

#D5A1C0

accent

#49A2DF

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D150F

muted

#7E837F

Preview Lab

Preview with #4ECC81

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

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