#256C39#256C39

#256C39 is a mid, moderate green. Relative luminance 0.114; OKLCH L 47.3% C 0.107 H 149.6°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#256C39
RGB	rgb(37, 108, 57)
HSL	hsl(137, 49%, 28%)
HSV	hsv(137, 66%, 42%)
CMYK	cmyk(65.7%, 0%, 47.2%, 57.6%)
CIE-LAB	lab(40.27, -34.32, 22.15)
CIE-LCH	lch(40.27, 40.85, 147.17°)
OKLab	oklab(47.34% -0.0927 0.0544)
OKLCH	oklch(47.34% 0.107 149.6)
XYZ	xyz(6.8635, 11.4132, 5.7114)
Luminance	0.1141 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256C39 #6C2558

analogous

#346C25 #256C39 #256C5C

triadic

#256C39 #39256C #6C3925

tetradic

#256C39 #25346C #6C2558 #6C5C25

square

#256C39 #25346C #6C2558 #6C5C25

split-complementary

#256C39 #5C256C #6C2534

monochromatic

#08170C #153E21 #256C39 #359A51 #4AC16C

Accessibility & contrast

On white

6.40

#256C39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#256C39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256C39

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256C39	#FFFFFF	#000000	##FFFFFF
##256C39	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6335

Deuteranopia (green-blind)

#645C3C

Tritanopia (blue-blind)

#0E6A60

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #256c39;
/* rgb */ color: rgb(37, 108, 57);
/* oklch */ color: oklch(47.3% 0.107 149.6);

Tailwind

colors: {
  custom: {
    50: '#689770',
    500: '#256c39',
    950: '#000000',
  },
}

SCSS

$custom: #256c39;
$custom-light: #689770;
$custom-dark: #000000;

JSON

{
  "hex": "#256c39",
  "rgb": {
    "r": 37,
    "g": 108,
    "b": 57
  },
  "hsl": {
    "h": 136.901,
    "s": 48.966,
    "l": 28.431
  },
  "oklch": {
    "l": 0.4734,
    "c": 0.10746,
    "h": 149.6
  },
  "luminance": 0.11414
}

Semantic roles & 50–950 ramp

primary

#256C39

secondary

#9F4E88

accent

#4FB2D9

background

#F6F9F6

surface

#EBF2EC

border

#C6CCC7

text

#070D07

muted

#7A7E7A

Preview Lab

Preview with #256C39

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

Preview Lab → · Contrast checker → · Palette generator →