#12582B#12582B

#12582B is a dark, moderate green. Relative luminance 0.073; OKLCH L 40.7% C 0.100 H 150.6°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#12582B
RGB	rgb(18, 88, 43)
HSL	hsl(141, 66%, 21%)
HSV	hsv(141, 80%, 35%)
CMYK	cmyk(79.5%, 0%, 51.1%, 65.5%)
CIE-LAB	lab(32.44, -32.38, 20.11)
CIE-LCH	lch(32.44, 38.11, 148.16°)
OKLab	oklab(40.67% -0.0871 0.0491)
OKLCH	oklch(40.67% 0.1 150.6)
XYZ	xyz(4.1749, 7.2820, 3.4706)
Luminance	0.0728 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12582B #58123F

analogous

#1C5812 #12582B #12584E

triadic

#12582B #2B1258 #582B12

tetradic

#12582B #121C58 #58123F #584E12

square

#12582B #121C58 #58123F #584E12

split-complementary

#12582B #4E1258 #58121C

monochromatic

#05190C #082512 #12582B #1C8B44 #27BE5D

Accessibility & contrast

On white

8.55

#12582B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#12582B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12582B

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12582B	#FFFFFF	#000000	##FFFFFF
##12582B	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585027

Deuteranopia (green-blind)

#504A2E

Tritanopia (blue-blind)

#00564D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #12582b;
/* rgb */ color: rgb(18, 88, 43);
/* oklch */ color: oklch(40.7% 0.100 150.6);

Tailwind

colors: {
  custom: {
    50: '#5c8865',
    500: '#12582b',
    950: '#000000',
  },
}

SCSS

$custom: #12582b;
$custom-light: #5c8865;
$custom-dark: #000000;

JSON

{
  "hex": "#12582b",
  "rgb": {
    "r": 18,
    "g": 88,
    "b": 43
  },
  "hsl": {
    "h": 141.429,
    "s": 66.038,
    "l": 20.784
  },
  "oklch": {
    "l": 0.40667,
    "c": 0.09999,
    "h": 150.6
  },
  "luminance": 0.07282
}

Semantic roles & 50–950 ramp

primary

#12582B

secondary

#913570

accent

#3FACE9

background

#F5F8F6

surface

#E9F0EB

border

#C5CBC6

text

#050B05

muted

#797C7A

Preview Lab

Preview with #12582B

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

Preview Lab → · Contrast checker → · Palette generator →