#4ECC8B#4ECC8B

#4ECC8B is a light, vivid green. Relative luminance 0.467; OKLCH L 75.8% C 0.147 H 157.4°. Best body text is #000000 at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#4ECC8B
RGB	rgb(78, 204, 139)
HSL	hsl(149, 55%, 55%)
HSV	hsv(149, 62%, 80%)
CMYK	cmyk(61.8%, 0%, 31.9%, 20%)
CIE-LAB	lab(73.98, -49.71, 22.33)
CIE-LCH	lch(73.98, 54.49, 155.81°)
OKLab	oklab(75.84% -0.1353 0.0565)
OKLCH	oklch(75.84% 0.147 157.4)
XYZ	xyz(29.3923, 46.6665, 31.8797)
Luminance	0.4667 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECC8B #CC4E8F

analogous

#50CC4E #4ECC8B #4ECCCA

triadic

#4ECC8B #8B4ECC #CC8B4E

tetradic

#4ECC8B #4E50CC #CC4E8F #CCCA4E

square

#4ECC8B #4E50CC #CC4E8F #CCCA4E

split-complementary

#4ECC8B #CA4ECC #CC4E50

monochromatic

#247C4E #31AB6C #4ECC8B #7EDAAA #ADE7C9

Accessibility & contrast

On white

2.03

#4ECC8B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.33

#4ECC8B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECC8B

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECC8B	#FFFFFF	#000000	##000000
##4ECC8B	1.00	2.03	10.33	10.33
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.33	21.00	1.00	1.00
##000000	10.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBBD87

Deuteranopia (green-blind)

#BAB18F

Tritanopia (blue-blind)

#0ACBBB

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #4ecc8b;
/* rgb */ color: rgb(78, 204, 139);
/* oklch */ color: oklch(75.8% 0.147 157.4);

Tailwind

colors: {
  custom: {
    50: '#8cdcad',
    500: '#4ecc8b',
    950: '#000000',
  },
}

SCSS

$custom: #4ecc8b;
$custom-light: #8cdcad;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecc8b",
  "rgb": {
    "r": 78,
    "g": 204,
    "b": 139
  },
  "hsl": {
    "h": 149.048,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.7584,
    "c": 0.1466,
    "h": 157.4
  },
  "luminance": 0.4667
}

Semantic roles & 50–950 ramp

primary

#4ECC8B

secondary

#D5A1BC

accent

#4996DF

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D1510

muted

#7E837F

Preview Lab

Preview with #4ECC8B

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

Preview Lab → · Contrast checker → · Palette generator →