#478E1B#478E1B

#478E1B is a mid, vivid yellow-green. Relative luminance 0.208; OKLCH L 57.8% C 0.161 H 136.6°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#478E1B
RGB	rgb(71, 142, 27)
HSL	hsl(97, 68%, 33%)
HSV	hsv(97, 81%, 56%)
CMYK	cmyk(50%, 0%, 81%, 44.3%)
CIE-LAB	lab(52.69, -42.02, 49.86)
CIE-LCH	lch(52.69, 65.21, 130.12°)
OKLab	oklab(57.82% -0.1169 0.1105)
OKLCH	oklch(57.82% 0.161 136.6)
XYZ	xyz(12.4690, 20.7639, 4.3875)
Luminance	0.2077 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478E1B #621B8E

analogous

#808E1B #478E1B #1B8E28

triadic

#478E1B #1B478E #8E1B47

tetradic

#478E1B #1B808E #621B8E #8E281B

square

#478E1B #1B808E #621B8E #8E281B

split-complementary

#478E1B #281B8E #8E1B80

monochromatic

#142707 #2D5B11 #478E1B #61C125 #80DC47

Accessibility & contrast

On white

4.08

#478E1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#478E1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478E1B

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478E1B	#FFFFFF	#000000	##000000
##478E1B	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)

#8A7C28

Tritanopia (blue-blind)

#438979

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #478e1b;
/* rgb */ color: rgb(71, 142, 27);
/* oklch */ color: oklch(57.8% 0.161 136.6);

Tailwind

colors: {
  custom: {
    50: '#82b062',
    500: '#478e1b',
    950: '#000000',
  },
}

SCSS

$custom: #478e1b;
$custom-light: #82b062;
$custom-dark: #000000;

JSON

{
  "hex": "#478e1b",
  "rgb": {
    "r": 71,
    "g": 142,
    "b": 27
  },
  "hsl": {
    "h": 97.043,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.57821,
    "c": 0.1609,
    "h": 136.6
  },
  "luminance": 0.20765
}

Semantic roles & 50–950 ramp

primary

#478E1B

secondary

#9047BE

accent

#3DEBA8

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0B1006

muted

#7C7F7A

Preview Lab

Preview with #478E1B

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

Preview Lab → · Contrast checker → · Palette generator →