#12591C#12591C

#12591C is a dark, moderate green. Relative luminance 0.074; OKLCH L 40.7% C 0.116 H 145.0°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#12591C
RGB	rgb(18, 89, 28)
HSL	hsl(128, 66%, 21%)
HSV	hsv(128, 80%, 35%)
CMYK	cmyk(79.8%, 0%, 68.5%, 65.1%)
CIE-LAB	lab(32.61, -35.14, 28.47)
CIE-LCH	lch(32.61, 45.22, 140.99°)
OKLab	oklab(40.74% -0.0949 0.0664)
OKLCH	oklch(40.74% 0.116 145)
XYZ	xyz(4.0312, 7.3567, 2.3059)
Luminance	0.0736 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12591C #59124F

analogous

#2B5912 #12591C #12593F

triadic

#12591C #1C1259 #591C12

tetradic

#12591C #122B59 #59124F #593F12

square

#12591C #122B59 #59124F #593F12

split-complementary

#12591C #3F1259 #59122B

monochromatic

#051908 #08260C #12591C #1C8C2C #27BF3C

Accessibility & contrast

On white

8.50

#12591C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#12591C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12591C

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12591C	#FFFFFF	#000000	##FFFFFF
##12591C	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5015

Deuteranopia (green-blind)

#534B21

Tritanopia (blue-blind)

#00574C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #12591c;
/* rgb */ color: rgb(18, 89, 28);
/* oklch */ color: oklch(40.7% 0.116 145.0);

Tailwind

colors: {
  custom: {
    50: '#5d895b',
    500: '#12591c',
    950: '#000000',
  },
}

SCSS

$custom: #12591c;
$custom-light: #5d895b;
$custom-dark: #000000;

JSON

{
  "hex": "#12591c",
  "rgb": {
    "r": 18,
    "g": 89,
    "b": 28
  },
  "hsl": {
    "h": 128.451,
    "s": 66.355,
    "l": 20.98
  },
  "oklch": {
    "l": 0.40739,
    "c": 0.11578,
    "h": 145
  },
  "luminance": 0.07357
}

Semantic roles & 50–950 ramp

primary

#12591C

secondary

#923585

accent

#3FD1E9

background

#F5F8F5

surface

#E9F0E9

border

#C5CBC5

text

#050B04

muted

#797C79

Preview Lab

Preview with #12591C

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

Preview Lab → · Contrast checker → · Palette generator →