#4B781F#4B781F

#4B781F is a mid, vivid yellow-green. Relative luminance 0.150; OKLCH L 52.1% C 0.128 H 132.7°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#4B781F
RGB	rgb(75, 120, 31)
HSL	hsl(90, 59%, 30%)
HSV	hsv(90, 74%, 47%)
CMYK	cmyk(37.5%, 0%, 74.2%, 52.9%)
CIE-LAB	lab(45.67, -30.85, 41.69)
CIE-LCH	lch(45.67, 51.86, 126.50°)
OKLab	oklab(52.13% -0.0868 0.094)
OKLCH	oklch(52.13% 0.128 132.7)
XYZ	xyz(9.8653, 15.0273, 3.6768)
Luminance	0.1503 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B781F #4C1F78

analogous

#78781F #4B781F #1F7820

triadic

#4B781F #1F4B78 #781F4B

tetradic

#4B781F #1F7878 #4C1F78 #78201F

square

#4B781F #1F7878 #4C1F78 #78201F

split-complementary

#4B781F #201F78 #781F78

monochromatic

#0F1806 #2D4712 #4B781F #69A92C #88CE43

Accessibility & contrast

On white

5.24

#4B781F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#4B781F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B781F

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B781F	#FFFFFF	#000000	##FFFFFF
##4B781F	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D6E10

Deuteranopia (green-blind)

#776B27

Tritanopia (blue-blind)

#4C7367

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4b781f;
/* rgb */ color: rgb(75, 120, 31);
/* oklch */ color: oklch(52.1% 0.128 132.7);

Tailwind

colors: {
  custom: {
    50: '#819f61',
    500: '#4b781f',
    950: '#000000',
  },
}

SCSS

$custom: #4b781f;
$custom-light: #819f61;
$custom-dark: #000000;

JSON

{
  "hex": "#4b781f",
  "rgb": {
    "r": 75,
    "g": 120,
    "b": 31
  },
  "hsl": {
    "h": 90.337,
    "s": 58.94,
    "l": 29.608
  },
  "oklch": {
    "l": 0.52127,
    "c": 0.1279,
    "h": 132.7
  },
  "luminance": 0.15028
}

Semantic roles & 50–950 ramp

primary

#4B781F

secondary

#7A47AB

accent

#46E295

background

#F8F9F5

surface

#EFF2EA

border

#CACCC6

text

#0B0E05

muted

#7C7E79

Preview Lab

Preview with #4B781F

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

Preview Lab → · Contrast checker → · Palette generator →