#256C18#256C18

#256C18 is a mid, vivid green. Relative luminance 0.112; OKLCH L 46.9% C 0.136 H 140.9°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#256C18
RGB	rgb(37, 108, 24)
HSL	hsl(111, 64%, 26%)
HSV	hsv(111, 78%, 42%)
CMYK	cmyk(65.7%, 0%, 77.8%, 57.6%)
CIE-LAB	lab(39.89, -38.65, 38.10)
CIE-LCH	lch(39.89, 54.27, 135.41°)
OKLab	oklab(46.9% -0.1057 0.086)
OKLCH	oklch(46.9% 0.136 140.9)
XYZ	xyz(6.2901, 11.1838, 2.6912)
Luminance	0.1118 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256C18 #5F186C

analogous

#4F6C18 #256C18 #186C35

triadic

#256C18 #18256C #6C1825

tetradic

#256C18 #184F6C #5F186C #6C3518

square

#256C18 #184F6C #5F186C #6C3518

split-complementary

#256C18 #35186C #6C184F

monochromatic

#091906 #143A0D #256C18 #369E23 #47D02E

Accessibility & contrast

On white

6.49

#256C18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#256C18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256C18

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256C18	#FFFFFF	#000000	##FFFFFF
##256C18	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6208

Deuteranopia (green-blind)

#665C21

Tritanopia (blue-blind)

#1A685C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #256c18;
/* rgb */ color: rgb(37, 108, 24);
/* oklch */ color: oklch(46.9% 0.136 140.9);

Tailwind

colors: {
  custom: {
    50: '#6a975b',
    500: '#256c18',
    950: '#000000',
  },
}

SCSS

$custom: #256c18;
$custom-light: #6a975b;
$custom-dark: #000000;

JSON

{
  "hex": "#256c18",
  "rgb": {
    "r": 37,
    "g": 108,
    "b": 24
  },
  "hsl": {
    "h": 110.714,
    "s": 63.636,
    "l": 25.882
  },
  "oklch": {
    "l": 0.46904,
    "c": 0.13627,
    "h": 140.9
  },
  "luminance": 0.11184
}

Semantic roles & 50–950 ramp

primary

#256C18

secondary

#923EA2

accent

#41E7CD

background

#F6F9F5

surface

#ECF2E9

border

#C7CCC5

text

#070D04

muted

#7A7E79

Preview Lab

Preview with #256C18

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

Preview Lab → · Contrast checker → · Palette generator →