#478B1F#478B1F

#478B1F is a mid, vivid yellow-green. Relative luminance 0.199; OKLCH L 57.0% C 0.155 H 136.6°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#478B1F
RGB	rgb(71, 139, 31)
HSL	hsl(98, 64%, 33%)
HSV	hsv(98, 78%, 55%)
CMYK	cmyk(48.9%, 0%, 77.7%, 45.5%)
CIE-LAB	lab(51.73, -40.55, 47.62)
CIE-LCH	lch(51.73, 62.54, 130.42°)
OKLab	oklab(57.04% -0.1127 0.1064)
OKLCH	oklch(57.04% 0.155 136.6)
XYZ	xyz(12.0781, 19.9030, 4.5013)
Luminance	0.1990 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478B1F #631F8B

analogous

#7D8B1F #478B1F #1F8B2D

triadic

#478B1F #1F478B #8B1F47

tetradic

#478B1F #1F7D8B #631F8B #8B2D1F

square

#478B1F #1F7D8B #631F8B #8B2D1F

split-complementary

#478B1F #2D1F8B #8B1F7D

monochromatic

#142709 #2D5914 #478B1F #61BD2A #80D74D

Accessibility & contrast

On white

4.22

#478B1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#478B1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478B1F

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478B1F	#FFFFFF	#000000	##000000
##478B1F	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F06

Deuteranopia (green-blind)

#87792A

Tritanopia (blue-blind)

#438677

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #478b1f;
/* rgb */ color: rgb(71, 139, 31);
/* oklch */ color: oklch(57.0% 0.155 136.6);

Tailwind

colors: {
  custom: {
    50: '#81ad63',
    500: '#478b1f',
    950: '#000000',
  },
}

SCSS

$custom: #478b1f;
$custom-light: #81ad63;
$custom-dark: #000000;

JSON

{
  "hex": "#478b1f",
  "rgb": {
    "r": 71,
    "g": 139,
    "b": 31
  },
  "hsl": {
    "h": 97.778,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.57036,
    "c": 0.15503,
    "h": 136.6
  },
  "luminance": 0.19904
}

Semantic roles & 50–950 ramp

primary

#478B1F

secondary

#914CBA

accent

#41E7A9

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0B1006

muted

#7C7F7A

Preview Lab

Preview with #478B1F

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

Preview Lab → · Contrast checker → · Palette generator →