#4B9E1F#4B9E1F

#4B9E1F is a light, vivid yellow-green. Relative luminance 0.260; OKLCH L 62.3% C 0.176 H 137.5°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#4B9E1F
RGB	rgb(75, 158, 31)
HSL	hsl(99, 67%, 37%)
HSV	hsv(99, 80%, 62%)
CMYK	cmyk(52.5%, 0%, 80.4%, 38%)
CIE-LAB	lab(58.08, -46.88, 53.74)
CIE-LCH	lch(58.08, 71.31, 131.10°)
OKLab	oklab(62.31% -0.13 0.1192)
OKLCH	oklch(62.31% 0.176 137.5)
XYZ	xyz(15.3753, 26.0473, 5.5135)
Luminance	0.2605 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9E1F #721F9E

analogous

#8A9E1F #4B9E1F #1F9E33

triadic

#4B9E1F #1F4B9E #9E1F4B

tetradic

#4B9E1F #1F8A9E #721F9E #9E331F

square

#4B9E1F #1F8A9E #721F9E #9E331F

split-complementary

#4B9E1F #331F9E #9E1F8A

monochromatic

#1A380B #336B15 #4B9E1F #63D129 #87DE59

Accessibility & contrast

On white

3.38

#4B9E1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#4B9E1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B9E1F

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9E1F	#FFFFFF	#000000	##000000
##4B9E1F	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A39000

Deuteranopia (green-blind)

#99892E

Tritanopia (blue-blind)

#459887

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4b9e1f;
/* rgb */ color: rgb(75, 158, 31);
/* oklch */ color: oklch(62.3% 0.176 137.5);

Tailwind

colors: {
  custom: {
    50: '#86bb66',
    500: '#4b9e1f',
    950: '#000000',
  },
}

SCSS

$custom: #4b9e1f;
$custom-light: #86bb66;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9e1f",
  "rgb": {
    "r": 75,
    "g": 158,
    "b": 31
  },
  "hsl": {
    "h": 99.213,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.62311,
    "c": 0.17637,
    "h": 137.5
  },
  "luminance": 0.26049
}

Semantic roles & 50–950 ramp

primary

#4B9E1F

secondary

#9D56C2

accent

#3EEAAE

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4B9E1F

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

Preview Lab → · Contrast checker → · Palette generator →