#4EB128#4EB128

#4EB128 is a light, vivid green. Relative luminance 0.332; OKLCH L 67.5% C 0.193 H 138.8°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#4EB128
RGB	rgb(78, 177, 40)
HSL	hsl(103, 63%, 43%)
HSV	hsv(103, 77%, 69%)
CMYK	cmyk(55.9%, 0%, 77.4%, 30.6%)
CIE-LAB	lab(64.34, -52.66, 56.88)
CIE-LCH	lch(64.34, 77.51, 132.80°)
OKLab	oklab(67.51% -0.1452 0.127)
OKLCH	oklch(67.51% 0.193 138.8)
XYZ	xyz(19.2463, 33.2156, 7.4041)
Luminance	0.3322 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EB128 #8B28B1

analogous

#92B128 #4EB128 #28B147

triadic

#4EB128 #284EB1 #B1284E

tetradic

#4EB128 #2892B1 #8B28B1 #B14728

square

#4EB128 #2892B1 #8B28B1 #B14728

split-complementary

#4EB128 #4728B1 #B12892

monochromatic

#224D11 #387F1D #4EB128 #6BD442 #92E074

Accessibility & contrast

On white

2.75

#4EB128 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.64

#4EB128 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EB128

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EB128	#FFFFFF	#000000	##000000
##4EB128	1.00	2.75	7.64	7.64
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.64	21.00	1.00	1.00
##000000	7.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A103

Deuteranopia (green-blind)

#AA9937

Tritanopia (blue-blind)

#44AB97

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #4eb128;
/* rgb */ color: rgb(78, 177, 40);
/* oklch */ color: oklch(67.5% 0.193 138.8);

Tailwind

colors: {
  custom: {
    50: '#8ac96d',
    500: '#4eb128',
    950: '#000000',
  },
}

SCSS

$custom: #4eb128;
$custom-light: #8ac96d;
$custom-dark: #000000;

JSON

{
  "hex": "#4eb128",
  "rgb": {
    "r": 78,
    "g": 177,
    "b": 40
  },
  "hsl": {
    "h": 103.358,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.67512,
    "c": 0.19294,
    "h": 138.8
  },
  "luminance": 0.33217
}

Semantic roles & 50–950 ramp

primary

#4EB128

secondary

#AE6EC7

accent

#42E6B9

background

#F9FCF6

surface

#F1F8EC

border

#CBD1C7

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #4EB128

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

Preview Lab → · Contrast checker → · Palette generator →