#4FB418#4FB418

#4FB418 is a light, highly saturated yellow-green. Relative luminance 0.344; OKLCH L 68.3% C 0.203 H 137.9°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#4FB418
RGB	rgb(79, 180, 24)
HSL	hsl(99, 76%, 40%)
HSV	hsv(99, 87%, 71%)
CMYK	cmyk(56.1%, 0%, 86.7%, 29.4%)
CIE-LAB	lab(65.25, -54.28, 62.09)
CIE-LCH	lch(65.25, 82.48, 131.16°)
OKLab	oklab(68.26% -0.1504 0.1357)
OKLCH	oklch(68.26% 0.203 137.9)
XYZ	xyz(19.7099, 34.3691, 6.4592)
Luminance	0.3437 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB418 #7D18B4

analogous

#9DB418 #4FB418 #18B42F

triadic

#4FB418 #184FB4 #B4184F

tetradic

#4FB418 #189DB4 #7D18B4 #B42F18

square

#4FB418 #189DB4 #7D18B4 #B42F18

split-complementary

#4FB418 #2F18B4 #B4189D

monochromatic

#20480A #377E11 #4FB418 #69E227 #8FE95D

Accessibility & contrast

On white

2.67

#4FB418 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#4FB418 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB418

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB418	#FFFFFF	#000000	##000000
##4FB418	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA300

Deuteranopia (green-blind)

#AD9B2E

Tritanopia (blue-blind)

#46AD99

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #4fb418;
/* rgb */ color: rgb(79, 180, 24);
/* oklch */ color: oklch(68.3% 0.203 137.9);

Tailwind

colors: {
  custom: {
    50: '#8ccb67',
    500: '#4fb418',
    950: '#000000',
  },
}

SCSS

$custom: #4fb418;
$custom-light: #8ccb67;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb418",
  "rgb": {
    "r": 79,
    "g": 180,
    "b": 24
  },
  "hsl": {
    "h": 98.846,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.68259,
    "c": 0.20261,
    "h": 137.9
  },
  "luminance": 0.34371
}

Semantic roles & 50–950 ramp

primary

#4FB418

secondary

#A55BCD

accent

#35F3B0

background

#F9FCF6

surface

#F1F9EB

border

#CBD2C6

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #4FB418

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

Preview Lab → · Contrast checker → · Palette generator →