#556D23#556D23

#556D23 is a mid, moderate yellow-green. Relative luminance 0.130; OKLCH L 49.9% C 0.104 H 125.4°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#556D23
RGB	rgb(85, 109, 35)
HSL	hsl(79, 51%, 28%)
HSV	hsv(79, 68%, 43%)
CMYK	cmyk(22%, 0%, 67.9%, 57.3%)
CIE-LAB	lab(42.75, -21.03, 37.12)
CIE-LCH	lch(42.75, 42.67, 119.53°)
OKLab	oklab(49.93% -0.0602 0.0848)
OKLCH	oklch(49.93% 0.104 125.4)
XYZ	xyz(9.5184, 12.9898, 3.5956)
Luminance	0.1299 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556D23 #3B236D

analogous

#6D6023 #556D23 #306D23

triadic

#556D23 #23556D #6D2355

tetradic

#556D23 #236D60 #3B236D #6D2330

square

#556D23 #236D60 #3B236D #6D2330

split-complementary

#556D23 #23306D #60236D

monochromatic

#121707 #313F14 #556D23 #799B32 #9BC447

Accessibility & contrast

On white

5.84

#556D23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#556D23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556D23

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556D23	#FFFFFF	#000000	##FFFFFF
##556D23	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#736619

Deuteranopia (green-blind)

#706529

Tritanopia (blue-blind)

#59685E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #556d23;
/* rgb */ color: rgb(85, 109, 35);
/* oklch */ color: oklch(49.9% 0.104 125.4);

Tailwind

colors: {
  custom: {
    50: '#879762',
    500: '#556d23',
    950: '#000000',
  },
}

SCSS

$custom: #556d23;
$custom-light: #879762;
$custom-dark: #000000;

JSON

{
  "hex": "#556d23",
  "rgb": {
    "r": 85,
    "g": 109,
    "b": 35
  },
  "hsl": {
    "h": 79.459,
    "s": 51.389,
    "l": 28.235
  },
  "oklch": {
    "l": 0.49926,
    "c": 0.104,
    "h": 125.4
  },
  "luminance": 0.1299
}

Semantic roles & 50–950 ramp

primary

#556D23

secondary

#674BA0

accent

#4DDB7B

background

#F8F9F5

surface

#F0F2EA

border

#CBCCC6

text

#0B0D05

muted

#7C7E79

Preview Lab

Preview with #556D23

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

Preview Lab → · Contrast checker → · Palette generator →