#256A40#256A40

#256A40 is a mid, moderate green. Relative luminance 0.111; OKLCH L 46.9% C 0.097 H 153.5°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#256A40
RGB	rgb(37, 106, 64)
HSL	hsl(143, 48%, 28%)
HSV	hsv(143, 65%, 42%)
CMYK	cmyk(65.1%, 0%, 39.6%, 58.4%)
CIE-LAB	lab(39.70, -32.09, 17.37)
CIE-LCH	lch(39.70, 36.49, 151.58°)
OKLab	oklab(46.91% -0.0869 0.0434)
OKLCH	oklch(46.91% 0.097 153.5)
XYZ	xyz(6.8418, 11.0709, 6.6258)
Luminance	0.1107 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256A40 #6A254F

analogous

#2C6A25 #256A40 #256A62

triadic

#256A40 #40256A #6A4025

tetradic

#256A40 #252C6A #6A254F #6A6225

square

#256A40 #252C6A #6A254F #6A6225

split-complementary

#256A40 #62256A #6A252C

monochromatic

#08170E #153D25 #256A40 #35975B #4AC078

Accessibility & contrast

On white

6.53

#256A40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#256A40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256A40

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256A40	#FFFFFF	#000000	##FFFFFF
##256A40	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A613D

Deuteranopia (green-blind)

#615B43

Tritanopia (blue-blind)

#0A695F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #256a40;
/* rgb */ color: rgb(37, 106, 64);
/* oklch */ color: oklch(46.9% 0.097 153.5);

Tailwind

colors: {
  custom: {
    50: '#689575',
    500: '#256a40',
    950: '#000000',
  },
}

SCSS

$custom: #256a40;
$custom-light: #689575;
$custom-dark: #000000;

JSON

{
  "hex": "#256a40",
  "rgb": {
    "r": 37,
    "g": 106,
    "b": 64
  },
  "hsl": {
    "h": 143.478,
    "s": 48.252,
    "l": 28.039
  },
  "oklch": {
    "l": 0.46913,
    "c": 0.09714,
    "h": 153.5
  },
  "luminance": 0.11072
}

Semantic roles & 50–950 ramp

primary

#256A40

secondary

#9D4E7E

accent

#50A3D8

background

#F6F9F7

surface

#EBF2ED

border

#C6CCC8

text

#060D08

muted

#7A7E7B

Preview Lab

Preview with #256A40

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

Preview Lab → · Contrast checker → · Palette generator →