#4B9C1F#4B9C1F

#4B9C1F is a mid, vivid yellow-green. Relative luminance 0.254; OKLCH L 61.8% C 0.174 H 137.3°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#4B9C1F
RGB	rgb(75, 156, 31)
HSL	hsl(99, 67%, 37%)
HSV	hsv(99, 80%, 61%)
CMYK	cmyk(51.9%, 0%, 80.1%, 38.8%)
CIE-LAB	lab(57.43, -46.11, 53.13)
CIE-LCH	lch(57.43, 70.34, 130.95°)
OKLab	oklab(61.78% -0.1279 0.1179)
OKLCH	oklch(61.78% 0.174 137.3)
XYZ	xyz(15.0370, 25.3706, 5.4007)
Luminance	0.2537 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B9C1F #701F9C

analogous

#8A9C1F #4B9C1F #1F9C32

triadic

#4B9C1F #1F4B9C #9C1F4B

tetradic

#4B9C1F #1F8A9C #701F9C #9C321F

square

#4B9C1F #1F8A9C #701F9C #9C321F

split-complementary

#4B9C1F #321F9C #9C1F8A

monochromatic

#1A360B #326915 #4B9C1F #64CF29 #87DE58

Accessibility & contrast

On white

3.46

#4B9C1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.07

#4B9C1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B9C1F

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B9C1F	#FFFFFF	#000000	##000000
##4B9C1F	1.00	3.46	6.07	6.07
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.07	21.00	1.00	1.00
##000000	6.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18E00

Deuteranopia (green-blind)

#97872D

Tritanopia (blue-blind)

#459685

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4b9c1f;
/* rgb */ color: rgb(75, 156, 31);
/* oklch */ color: oklch(61.8% 0.174 137.3);

Tailwind

colors: {
  custom: {
    50: '#86ba66',
    500: '#4b9c1f',
    950: '#000000',
  },
}

SCSS

$custom: #4b9c1f;
$custom-light: #86ba66;
$custom-dark: #000000;

JSON

{
  "hex": "#4b9c1f",
  "rgb": {
    "r": 75,
    "g": 156,
    "b": 31
  },
  "hsl": {
    "h": 98.88,
    "s": 66.845,
    "l": 36.667
  },
  "oklch": {
    "l": 0.61777,
    "c": 0.17398,
    "h": 137.3
  },
  "luminance": 0.25372
}

Semantic roles & 50–950 ramp

primary

#4B9C1F

secondary

#9B55C1

accent

#3EEAAD

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4B9C1F

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

Preview Lab → · Contrast checker → · Palette generator →