#183B0F#183B0F

#183B0F is a dark, moderate green. Relative luminance 0.034; OKLCH L 31.5% C 0.081 H 139.8°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#183B0F
RGB	rgb(24, 59, 15)
HSL	hsl(108, 59%, 15%)
HSV	hsv(108, 75%, 23%)
CMYK	cmyk(59.3%, 0%, 74.6%, 76.9%)
CIE-LAB	lab(21.42, -22.63, 22.73)
CIE-LCH	lch(21.42, 32.08, 134.88°)
OKLab	oklab(31.5% -0.0621 0.0525)
OKLCH	oklch(31.5% 0.081 139.8)
XYZ	xyz(2.0268, 3.3565, 0.9929)
Luminance	0.0336 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Dark Green

#033500

ΔE00 3.19

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 5.17

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183B0F #320F3B

analogous

#2E3B0F #183B0F #0F3B1C

triadic

#183B0F #0F183B #3B0F18

tetradic

#183B0F #0F2E3B #320F3B #3B1C0F

square

#183B0F #0F2E3B #320F3B #3B1C0F

split-complementary

#183B0F #1C0F3B #3B0F2E

monochromatic

#0A1806 #0A1806 #183B0F #2C6C1B #409D28

Accessibility & contrast

On white

12.56

#183B0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#183B0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183B0F

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183B0F	#FFFFFF	#000000	##FFFFFF
##183B0F	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D350A

Deuteranopia (green-blind)

#383213

Tritanopia (blue-blind)

#153932

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #183b0f;
/* rgb */ color: rgb(24, 59, 15);
/* oklch */ color: oklch(31.5% 0.081 139.8);

Tailwind

colors: {
  custom: {
    50: '#59714f',
    500: '#183b0f',
    950: '#000000',
  },
}

SCSS

$custom: #183b0f;
$custom-light: #59714f;
$custom-dark: #000000;

JSON

{
  "hex": "#183b0f",
  "rgb": {
    "r": 24,
    "g": 59,
    "b": 15
  },
  "hsl": {
    "h": 107.727,
    "s": 59.459,
    "l": 14.51
  },
  "oklch": {
    "l": 0.315,
    "c": 0.08135,
    "h": 139.8
  },
  "luminance": 0.03357
}

Semantic roles & 50–950 ramp

primary

#183B0F

secondary

#673075

accent

#45E3C2

background

#F5F6F4

surface

#E9ECE7

border

#C5C7C3

text

#040702

muted

#797A78

Preview Lab

Preview with #183B0F

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

Preview Lab → · Contrast checker → · Palette generator →