#566E18#566E18

#566E18 is a mid, moderate yellow-green. Relative luminance 0.132; OKLCH L 50.2% C 0.113 H 124.3°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#566E18
RGB	rgb(86, 110, 24)
HSL	hsl(77, 64%, 26%)
HSV	hsv(77, 78%, 43%)
CMYK	cmyk(21.8%, 0%, 78.2%, 56.9%)
CIE-LAB	lab(43.06, -21.88, 42.05)
CIE-LCH	lch(43.06, 47.40, 117.49°)
OKLab	oklab(50.17% -0.0636 0.0933)
OKLCH	oklch(50.17% 0.113 124.3)
XYZ	xyz(9.5786, 13.1962, 2.9065)
Luminance	0.1320 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566E18 #30186E

analogous

#6E5B18 #566E18 #2B6E18

triadic

#566E18 #18566E #6E1856

tetradic

#566E18 #186E5B #30186E #6E182B

square

#566E18 #186E5B #30186E #6E182B

split-complementary

#566E18 #182B6E #5B186E

monochromatic

#141905 #2F3C0D #566E18 #7DA023 #A4D22F

Accessibility & contrast

On white

5.77

#566E18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#566E18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #566E18

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566E18	#FFFFFF	#000000	##FFFFFF
##566E18	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#756606

Deuteranopia (green-blind)

#716520

Tritanopia (blue-blind)

#5A685E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #566e18;
/* rgb */ color: rgb(86, 110, 24);
/* oklch */ color: oklch(50.2% 0.113 124.3);

Tailwind

colors: {
  custom: {
    50: '#89975c',
    500: '#566e18',
    950: '#000000',
  },
}

SCSS

$custom: #566e18;
$custom-light: #89975c;
$custom-dark: #000000;

JSON

{
  "hex": "#566e18",
  "rgb": {
    "r": 86,
    "g": 110,
    "b": 24
  },
  "hsl": {
    "h": 76.744,
    "s": 64.179,
    "l": 26.275
  },
  "oklch": {
    "l": 0.50168,
    "c": 0.11295,
    "h": 124.3
  },
  "luminance": 0.13196
}

Semantic roles & 50–950 ramp

primary

#566E18

secondary

#5A3EA4

accent

#41E76F

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0D04

muted

#7D7E79

Preview Lab

Preview with #566E18

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

Preview Lab → · Contrast checker → · Palette generator →