#478B17#478B17

#478B17 is a mid, vivid yellow-green. Relative luminance 0.199; OKLCH L 57.0% C 0.159 H 136.0°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#478B17
RGB	rgb(71, 139, 23)
HSL	hsl(95, 72%, 32%)
HSV	hsv(95, 83%, 55%)
CMYK	cmyk(48.9%, 0%, 83.5%, 45.5%)
CIE-LAB	lab(51.69, -41.02, 50.14)
CIE-LCH	lch(51.69, 64.78, 129.28°)
OKLab	oklab(56.99% -0.1145 0.1105)
OKLCH	oklch(56.99% 0.159 136)
XYZ	xyz(11.9855, 19.8659, 4.0134)
Luminance	0.1987 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478B17 #5B178B

analogous

#818B17 #478B17 #178B21

triadic

#478B17 #17478B #8B1747

tetradic

#478B17 #17818B #5B178B #8B2117

square

#478B17 #17818B #5B178B #8B2117

split-complementary

#478B17 #21178B #8B1781

monochromatic

#112206 #2C560E #478B17 #62C020 #80DF3D

Accessibility & contrast

On white

4.22

#478B17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#478B17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478B17

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478B17	#FFFFFF	#000000	##000000
##478B17	1.00	4.22	4.97	4.97
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F00

Deuteranopia (green-blind)

#877925

Tritanopia (blue-blind)

#448676

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #478b17;
/* rgb */ color: rgb(71, 139, 23);
/* oklch */ color: oklch(57.0% 0.159 136.0);

Tailwind

colors: {
  custom: {
    50: '#81ad60',
    500: '#478b17',
    950: '#000000',
  },
}

SCSS

$custom: #478b17;
$custom-light: #81ad60;
$custom-dark: #000000;

JSON

{
  "hex": "#478b17",
  "rgb": {
    "r": 71,
    "g": 139,
    "b": 23
  },
  "hsl": {
    "h": 95.172,
    "s": 71.605,
    "l": 31.765
  },
  "oklch": {
    "l": 0.56988,
    "c": 0.1591,
    "h": 136
  },
  "luminance": 0.19867
}

Semantic roles & 50–950 ramp

primary

#478B17

secondary

#8A3FBF

accent

#39EEA3

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0B1005

muted

#7C7F79

Preview Lab

Preview with #478B17

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

Preview Lab → · Contrast checker → · Palette generator →