#478F18#478F18

#478F18 is a mid, vivid yellow-green. Relative luminance 0.210; OKLCH L 58.1% C 0.164 H 136.5°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#478F18
RGB	rgb(71, 143, 24)
HSL	hsl(96, 71%, 33%)
HSV	hsv(96, 83%, 56%)
CMYK	cmyk(50.3%, 0%, 83.2%, 43.9%)
CIE-LAB	lab(53.00, -42.58, 51.06)
CIE-LCH	lch(53.00, 66.48, 129.83°)
OKLab	oklab(58.07% -0.1186 0.1126)
OKLCH	oklch(58.07% 0.164 136.5)
XYZ	xyz(12.5855, 21.0496, 4.2638)
Luminance	0.2105 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478F18 #60188F

analogous

#828F18 #478F18 #188F25

triadic

#478F18 #18478F #8F1847

tetradic

#478F18 #18828F #60188F #8F2518

square

#478F18 #18828F #60188F #8F2518

split-complementary

#478F18 #25188F #8F1882

monochromatic

#132606 #2D5B0F #478F18 #61C321 #80DF42

Accessibility & contrast

On white

4.03

#478F18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#478F18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478F18

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478F18	#FFFFFF	#000000	##000000
##478F18	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948200

Deuteranopia (green-blind)

#8B7C27

Tritanopia (blue-blind)

#43897A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #478f18;
/* rgb */ color: rgb(71, 143, 24);
/* oklch */ color: oklch(58.1% 0.164 136.5);

Tailwind

colors: {
  custom: {
    50: '#82b061',
    500: '#478f18',
    950: '#000000',
  },
}

SCSS

$custom: #478f18;
$custom-light: #82b061;
$custom-dark: #000000;

JSON

{
  "hex": "#478f18",
  "rgb": {
    "r": 71,
    "g": 143,
    "b": 24
  },
  "hsl": {
    "h": 96.303,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.58074,
    "c": 0.16352,
    "h": 136.5
  },
  "luminance": 0.2105
}

Semantic roles & 50–950 ramp

primary

#478F18

secondary

#8F43C0

accent

#3AEEA7

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0B1005

muted

#7C7F7A

Preview Lab

Preview with #478F18

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

Preview Lab → · Contrast checker → · Palette generator →