#4ECC6B#4ECC6B

#4ECC6B is a light, vivid green. Relative luminance 0.459; OKLCH L 75.2% C 0.176 H 148.2°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#4ECC6B
RGB	rgb(78, 204, 107)
HSL	hsl(134, 55%, 55%)
HSV	hsv(134, 62%, 80%)
CMYK	cmyk(61.8%, 0%, 47.5%, 20%)
CIE-LAB	lab(73.46, -55.35, 38.11)
CIE-LCH	lch(73.46, 67.20, 145.45°)
OKLab	oklab(75.24% -0.1495 0.0929)
OKLCH	oklch(75.24% 0.176 148.2)
XYZ	xyz(27.3867, 45.8643, 21.3165)
Luminance	0.4587 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECC6B #CC4EAF

analogous

#70CC4E #4ECC6B #4ECCAA

triadic

#4ECC6B #6B4ECC #CC6B4E

tetradic

#4ECC6B #4E70CC #CC4EAF #CCAA4E

square

#4ECC6B #4E70CC #CC4EAF #CCAA4E

split-complementary

#4ECC6B #AA4ECC #CC4E70

monochromatic

#247C38 #31AB4D #4ECC6B #7EDA93 #ADE7BA

Accessibility & contrast

On white

2.06

#4ECC6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#4ECC6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECC6B

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECC6B	#FFFFFF	#000000	##000000
##4ECC6B	1.00	2.06	10.17	10.17
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBB63

Deuteranopia (green-blind)

#BEB072

Tritanopia (blue-blind)

#2AC8B5

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #4ecc6b;
/* rgb */ color: rgb(78, 204, 107);
/* oklch */ color: oklch(75.2% 0.176 148.2);

Tailwind

colors: {
  custom: {
    50: '#8cdc97',
    500: '#4ecc6b',
    950: '#000000',
  },
}

SCSS

$custom: #4ecc6b;
$custom-light: #8cdc97;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecc6b",
  "rgb": {
    "r": 78,
    "g": 204,
    "b": 107
  },
  "hsl": {
    "h": 133.81,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.75244,
    "c": 0.17598,
    "h": 148.2
  },
  "luminance": 0.45867
}

Semantic roles & 50–950 ramp

primary

#4ECC6B

secondary

#D5A1C9

accent

#49BCDF

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150D

muted

#7E837E

Preview Lab

Preview with #4ECC6B

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

Preview Lab → · Contrast checker → · Palette generator →