#556D17#556D17

#556D17 is a mid, moderate yellow-green. Relative luminance 0.129; OKLCH L 49.8% C 0.113 H 124.4°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#556D17
RGB	rgb(85, 109, 23)
HSL	hsl(77, 65%, 26%)
HSV	hsv(77, 79%, 43%)
CMYK	cmyk(22%, 0%, 78.9%, 57.3%)
CIE-LAB	lab(42.66, -21.86, 42.01)
CIE-LCH	lch(42.66, 47.36, 117.49°)
OKLab	oklab(49.83% -0.0636 0.0931)
OKLCH	oklch(49.83% 0.113 124.4)
XYZ	xyz(9.3697, 12.9303, 2.8126)
Luminance	0.1293 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556D17 #2F176D

analogous

#6D5A17 #556D17 #2A6D17

triadic

#556D17 #17556D #6D1755

tetradic

#556D17 #176D5A #2F176D #6D172A

square

#556D17 #176D5A #2F176D #6D172A

split-complementary

#556D17 #172A6D #5A176D

monochromatic

#141905 #2E3A0C #556D17 #7CA022 #A4D22C

Accessibility & contrast

On white

5.86

#556D17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#556D17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556D17

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556D17	#FFFFFF	#000000	##FFFFFF
##556D17	1.00	5.86	3.59	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#746504

Deuteranopia (green-blind)

#70641F

Tritanopia (blue-blind)

#59675D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #556d17;
/* rgb */ color: rgb(85, 109, 23);
/* oklch */ color: oklch(49.8% 0.113 124.4);

Tailwind

colors: {
  custom: {
    50: '#88975b',
    500: '#556d17',
    950: '#000000',
  },
}

SCSS

$custom: #556d17;
$custom-light: #88975b;
$custom-dark: #000000;

JSON

{
  "hex": "#556d17",
  "rgb": {
    "r": 85,
    "g": 109,
    "b": 23
  },
  "hsl": {
    "h": 76.744,
    "s": 65.152,
    "l": 25.882
  },
  "oklch": {
    "l": 0.49825,
    "c": 0.11275,
    "h": 124.4
  },
  "luminance": 0.1293
}

Semantic roles & 50–950 ramp

primary

#556D17

secondary

#593DA3

accent

#40E86F

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0D04

muted

#7D7E79

Preview Lab

Preview with #556D17

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

Preview Lab → · Contrast checker → · Palette generator →