#183F11#183F11

#183F11 is a dark, moderate green. Relative luminance 0.038; OKLCH L 32.8% C 0.086 H 140.8°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#183F11
RGB	rgb(24, 63, 17)
HSL	hsl(111, 58%, 16%)
HSV	hsv(111, 73%, 25%)
CMYK	cmyk(61.9%, 0%, 73%, 75.3%)
CIE-LAB	lab(22.96, -24.27, 23.39)
CIE-LCH	lch(22.96, 33.70, 136.05°)
OKLab	oklab(32.78% -0.0664 0.0542)
OKLCH	oklch(32.78% 0.086 140.8)
XYZ	xyz(2.2553, 3.7895, 1.1428)
Luminance	0.0379 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183F11 #38113F

analogous

#2F3F11 #183F11 #113F21

triadic

#183F11 #11183F #3F1118

tetradic

#183F11 #112F3F #38113F #3F2111

square

#183F11 #112F3F #38113F #3F2111

split-complementary

#183F11 #21113F #3F112F

monochromatic

#091807 #091807 #183F11 #2A6F1E #3D9F2B

Accessibility & contrast

On white

11.95

#183F11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#183F11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183F11

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183F11	#FFFFFF	#000000	##FFFFFF
##183F11	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41390B

Deuteranopia (green-blind)

#3C3615

Tritanopia (blue-blind)

#133D35

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #183f11;
/* rgb */ color: rgb(24, 63, 17);
/* oklch */ color: oklch(32.8% 0.086 140.8);

Tailwind

colors: {
  custom: {
    50: '#5a7451',
    500: '#183f11',
    950: '#000000',
  },
}

SCSS

$custom: #183f11;
$custom-light: #5a7451;
$custom-dark: #000000;

JSON

{
  "hex": "#183f11",
  "rgb": {
    "r": 24,
    "g": 63,
    "b": 17
  },
  "hsl": {
    "h": 110.87,
    "s": 57.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.32778,
    "c": 0.0857,
    "h": 140.8
  },
  "luminance": 0.0379
}

Semantic roles & 50–950 ramp

primary

#183F11

secondary

#6E3378

accent

#47E1C9

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040802

muted

#797B78

Preview Lab

Preview with #183F11

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

Preview Lab → · Contrast checker → · Palette generator →