#556B22#556B22

#556B22 is a mid, moderate yellow-green. Relative luminance 0.126; OKLCH L 49.4% C 0.102 H 124.4°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#556B22
RGB	rgb(85, 107, 34)
HSL	hsl(78, 52%, 28%)
HSV	hsv(78, 68%, 42%)
CMYK	cmyk(20.6%, 0%, 68.2%, 58%)
CIE-LAB	lab(42.10, -20.07, 36.89)
CIE-LCH	lch(42.10, 42.00, 118.55°)
OKLab	oklab(49.4% -0.0577 0.0842)
OKLCH	oklch(49.4% 0.102 124.4)
XYZ	xyz(9.2928, 12.5621, 3.4482)
Luminance	0.1256 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556B22 #38226B

analogous

#6B5C22 #556B22 #316B22

triadic

#556B22 #22556B #6B2255

tetradic

#556B22 #226B5C #38226B #6B2231

square

#556B22 #226B5C #38226B #6B2231

split-complementary

#556B22 #22316B #5C226B

monochromatic

#121707 #303D13 #556B22 #7A9931 #9DC444

Accessibility & contrast

On white

5.98

#556B22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#556B22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556B22

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556B22	#FFFFFF	#000000	##FFFFFF
##556B22	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#716418

Deuteranopia (green-blind)

#6E6327

Tritanopia (blue-blind)

#59665C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #556b22;
/* rgb */ color: rgb(85, 107, 34);
/* oklch */ color: oklch(49.4% 0.102 124.4);

Tailwind

colors: {
  custom: {
    50: '#879561',
    500: '#556b22',
    950: '#000000',
  },
}

SCSS

$custom: #556b22;
$custom-light: #879561;
$custom-dark: #000000;

JSON

{
  "hex": "#556b22",
  "rgb": {
    "r": 85,
    "g": 107,
    "b": 34
  },
  "hsl": {
    "h": 78.082,
    "s": 51.773,
    "l": 27.647
  },
  "oklch": {
    "l": 0.49396,
    "c": 0.10201,
    "h": 124.4
  },
  "luminance": 0.12562
}

Semantic roles & 50–950 ramp

primary

#556B22

secondary

#644A9F

accent

#4DDB78

background

#F8F9F5

surface

#F0F1EA

border

#CBCBC6

text

#0B0D05

muted

#7C7E79

Preview Lab

Preview with #556B22

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

Preview Lab → · Contrast checker → · Palette generator →