#4B801C#4B801C

#4B801C is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.3% C 0.140 H 133.9°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4B801C
RGB	rgb(75, 128, 28)
HSL	hsl(92, 64%, 31%)
HSV	hsv(92, 78%, 50%)
CMYK	cmyk(41.4%, 0%, 78.1%, 49.8%)
CIE-LAB	lab(48.28, -34.68, 45.40)
CIE-LCH	lch(48.28, 57.13, 127.37°)
OKLab	oklab(54.26% -0.0974 0.1013)
OKLCH	oklch(54.26% 0.14 133.9)
XYZ	xyz(10.8302, 17.0175, 3.8124)
Luminance	0.1702 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B801C #511C80

analogous

#7D801C #4B801C #1C801F

triadic

#4B801C #1C4B80 #801C4B

tetradic

#4B801C #1C7D80 #511C80 #801F1C

square

#4B801C #1C7D80 #511C80 #801F1C

split-complementary

#4B801C #1F1C80 #801C7D

monochromatic

#101C06 #2E4E11 #4B801C #68B227 #87D541

Accessibility & contrast

On white

4.77

#4B801C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#4B801C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B801C

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B801C	#FFFFFF	#000000	##FFFFFF
##4B801C	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857505

Deuteranopia (green-blind)

#7E7126

Tritanopia (blue-blind)

#4B7B6D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4b801c;
/* rgb */ color: rgb(75, 128, 28);
/* oklch */ color: oklch(54.3% 0.140 133.9);

Tailwind

colors: {
  custom: {
    50: '#82a560',
    500: '#4b801c',
    950: '#000000',
  },
}

SCSS

$custom: #4b801c;
$custom-light: #82a560;
$custom-dark: #000000;

JSON

{
  "hex": "#4b801c",
  "rgb": {
    "r": 75,
    "g": 128,
    "b": 28
  },
  "hsl": {
    "h": 91.8,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.54255,
    "c": 0.14049,
    "h": 133.9
  },
  "luminance": 0.17018
}

Semantic roles & 50–950 ramp

primary

#4B801C

secondary

#7F44B3

accent

#41E799

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0B0F05

muted

#7C7F79

Preview Lab

Preview with #4B801C

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

Preview Lab → · Contrast checker → · Palette generator →