#478E18#478E18

#478E18 is a mid, vivid yellow-green. Relative luminance 0.208; OKLCH L 57.8% C 0.162 H 136.4°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#478E18
RGB	rgb(71, 142, 24)
HSL	hsl(96, 71%, 33%)
HSV	hsv(96, 83%, 56%)
CMYK	cmyk(50%, 0%, 83.1%, 44.3%)
CIE-LAB	lab(52.68, -42.18, 50.76)
CIE-LCH	lch(52.68, 65.99, 129.73°)
OKLab	oklab(57.8% -0.1175 0.1119)
OKLCH	oklch(57.8% 0.162 136.4)
XYZ	xyz(12.4361, 20.7507, 4.2140)
Luminance	0.2075 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478E18 #5F188E

analogous

#828E18 #478E18 #188E24

triadic

#478E18 #18478E #8E1847

tetradic

#478E18 #18828E #5F188E #8E2418

square

#478E18 #18828E #5F188E #8E2418

split-complementary

#478E18 #24188E #8E1882

monochromatic

#132506 #2D5A0F #478E18 #61C221 #80DF41

Accessibility & contrast

On white

4.08

#478E18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#478E18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478E18

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478E18	#FFFFFF	#000000	##000000
##478E18	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#8A7C26

Tritanopia (blue-blind)

#438979

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #478e18;
/* rgb */ color: rgb(71, 142, 24);
/* oklch */ color: oklch(57.8% 0.162 136.4);

Tailwind

colors: {
  custom: {
    50: '#82b061',
    500: '#478e18',
    950: '#000000',
  },
}

SCSS

$custom: #478e18;
$custom-light: #82b061;
$custom-dark: #000000;

JSON

{
  "hex": "#478e18",
  "rgb": {
    "r": 71,
    "g": 142,
    "b": 24
  },
  "hsl": {
    "h": 96.102,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.57804,
    "c": 0.16232,
    "h": 136.4
  },
  "luminance": 0.20752
}

Semantic roles & 50–950 ramp

primary

#478E18

secondary

#8E42C0

accent

#3AEEA6

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0B1005

muted

#7C7F7A

Preview Lab

Preview with #478E18

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

Preview Lab → · Contrast checker → · Palette generator →