#256B18#256B18

#256B18 is a mid, vivid green. Relative luminance 0.110; OKLCH L 46.6% C 0.135 H 140.9°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#256B18
RGB	rgb(37, 107, 24)
HSL	hsl(111, 63%, 26%)
HSV	hsv(111, 78%, 42%)
CMYK	cmyk(65.4%, 0%, 77.6%, 58%)
CIE-LAB	lab(39.54, -38.27, 37.75)
CIE-LCH	lch(39.54, 53.75, 135.39°)
OKLab	oklab(46.61% -0.1047 0.0852)
OKLCH	oklch(46.61% 0.135 140.9)
XYZ	xyz(6.1852, 10.9741, 2.6562)
Luminance	0.1098 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256B18 #5E186B

analogous

#4E6B18 #256B18 #186B34

triadic

#256B18 #18256B #6B1825

tetradic

#256B18 #184E6B #5E186B #6B3418

square

#256B18 #184E6B #5E186B #6B3418

split-complementary

#256B18 #34186B #6B184E

monochromatic

#091906 #14390D #256B18 #369D23 #48CF2E

Accessibility & contrast

On white

6.57

#256B18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#256B18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256B18

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256B18	#FFFFFF	#000000	##FFFFFF
##256B18	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6108

Deuteranopia (green-blind)

#655B21

Tritanopia (blue-blind)

#1A675B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #256b18;
/* rgb */ color: rgb(37, 107, 24);
/* oklch */ color: oklch(46.6% 0.135 140.9);

Tailwind

colors: {
  custom: {
    50: '#6a965b',
    500: '#256b18',
    950: '#000000',
  },
}

SCSS

$custom: #256b18;
$custom-light: #6a965b;
$custom-dark: #000000;

JSON

{
  "hex": "#256b18",
  "rgb": {
    "r": 37,
    "g": 107,
    "b": 24
  },
  "hsl": {
    "h": 110.602,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.46613,
    "c": 0.13499,
    "h": 140.9
  },
  "luminance": 0.10975
}

Semantic roles & 50–950 ramp

primary

#256B18

secondary

#913EA1

accent

#41E6CD

background

#F6F9F5

surface

#ECF2E9

border

#C7CCC5

text

#070D04

muted

#7A7E79

Preview Lab

Preview with #256B18

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

Preview Lab → · Contrast checker → · Palette generator →