#4BB31C#4BB31C

#4BB31C is a light, highly saturated green. Relative luminance 0.338; OKLCH L 67.9% C 0.202 H 138.6°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#4BB31C
RGB	rgb(75, 179, 28)
HSL	hsl(101, 73%, 41%)
HSV	hsv(101, 84%, 70%)
CMYK	cmyk(58.1%, 0%, 84.4%, 29.8%)
CIE-LAB	lab(64.82, -54.82, 60.73)
CIE-LCH	lch(64.82, 81.81, 132.07°)
OKLab	oklab(67.87% -0.1514 0.1334)
OKLCH	oklch(67.87% 0.202 138.6)
XYZ	xyz(19.2306, 33.8182, 6.6126)
Luminance	0.3382 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4BB31C #841CB3

analogous

#96B31C #4BB31C #1CB339

triadic

#4BB31C #1C4BB3 #B31C4B

tetradic

#4BB31C #1C96B3 #841CB3 #B3391C

square

#4BB31C #1C96B3 #841CB3 #B3391C

split-complementary

#4BB31C #391CB3 #B31C96

monochromatic

#1F490B #357E14 #4BB31C #65DE2E #8CE763

Accessibility & contrast

On white

2.70

#4BB31C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.76

#4BB31C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB31C

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4BB31C	#FFFFFF	#000000	##000000
##4BB31C	1.00	2.70	7.76	7.76
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.76	21.00	1.00	1.00
##000000	7.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A200

Deuteranopia (green-blind)

#AC9A30

Tritanopia (blue-blind)

#40AD98

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #4bb31c;
/* rgb */ color: rgb(75, 179, 28);
/* oklch */ color: oklch(67.9% 0.202 138.6);

Tailwind

colors: {
  custom: {
    50: '#8acb68',
    500: '#4bb31c',
    950: '#000000',
  },
}

SCSS

$custom: #4bb31c;
$custom-light: #8acb68;
$custom-dark: #000000;

JSON

{
  "hex": "#4bb31c",
  "rgb": {
    "r": 75,
    "g": 179,
    "b": 28
  },
  "hsl": {
    "h": 101.325,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.67866,
    "c": 0.20184,
    "h": 138.6
  },
  "luminance": 0.3382
}

Semantic roles & 50–950 ramp

primary

#4BB31C

secondary

#AA5FCB

accent

#38F0B7

background

#F9FCF6

surface

#F1F9EB

border

#CBD2C6

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #4BB31C

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

Preview Lab → · Contrast checker → · Palette generator →