#556B13#556B13

#556B13 is a mid, moderate yellow-green. Relative luminance 0.125; OKLCH L 49.3% C 0.112 H 123.3°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#556B13
RGB	rgb(85, 107, 19)
HSL	hsl(75, 70%, 25%)
HSV	hsv(75, 82%, 42%)
CMYK	cmyk(20.6%, 0%, 82.2%, 58%)
CIE-LAB	lab(41.99, -21.04, 42.78)
CIE-LCH	lch(41.99, 47.68, 116.18°)
OKLab	oklab(49.28% -0.0617 0.094)
OKLCH	oklch(49.28% 0.112 123.3)
XYZ	xyz(9.1217, 12.4936, 2.5469)
Luminance	0.1249 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556B13 #29136B

analogous

#6B5513 #556B13 #296B13

triadic

#556B13 #13556B #6B1355

tetradic

#556B13 #136B55 #29136B #6B1329

square

#556B13 #136B55 #29136B #6B1329

split-complementary

#556B13 #13296B #55136B

monochromatic

#151A05 #2C370A #556B13 #7E9F1C #A8D325

Accessibility & contrast

On white

6.00

#556B13 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#556B13 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556B13

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556B13	#FFFFFF	#000000	##FFFFFF
##556B13	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#726400

Deuteranopia (green-blind)

#6F631C

Tritanopia (blue-blind)

#5A655B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #556b13;
/* rgb */ color: rgb(85, 107, 19);
/* oklch */ color: oklch(49.3% 0.112 123.3);

Tailwind

colors: {
  custom: {
    50: '#889559',
    500: '#556b13',
    950: '#000000',
  },
}

SCSS

$custom: #556b13;
$custom-light: #889559;
$custom-dark: #000000;

JSON

{
  "hex": "#556b13",
  "rgb": {
    "r": 85,
    "g": 107,
    "b": 19
  },
  "hsl": {
    "h": 75,
    "s": 69.841,
    "l": 24.706
  },
  "oklch": {
    "l": 0.49277,
    "c": 0.11244,
    "h": 123.3
  },
  "luminance": 0.12494
}

Semantic roles & 50–950 ramp

primary

#556B13

secondary

#5238A2

accent

#3BED68

background

#F8F9F5

surface

#F0F1E9

border

#CBCBC5

text

#0C0D04

muted

#7D7E79

Preview Lab

Preview with #556B13

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

Preview Lab → · Contrast checker → · Palette generator →