#183307#183307

#183307 is a dark, moderate yellow-green. Relative luminance 0.026; OKLCH L 28.9% C 0.076 H 135.9°. Best body text is #FFFFFF at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#183307
RGB	rgb(24, 51, 7)
HSL	hsl(97, 76%, 11%)
HSV	hsv(97, 86%, 20%)
CMYK	cmyk(52.9%, 0%, 86.3%, 80%)
CIE-LAB	lab(18.26, -19.58, 22.70)
CIE-LCH	lch(18.26, 29.98, 130.77°)
OKLab	oklab(28.88% -0.0545 0.0528)
OKLCH	oklch(28.88% 0.076 135.9)
XYZ	xyz(1.5988, 2.5771, 0.6142)
Luminance	0.0258 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 7.65

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183307 #220733

analogous

#2E3307 #183307 #07330C

triadic

#183307 #071833 #330718

tetradic

#183307 #072E33 #220733 #330C07

square

#183307 #072E33 #220733 #330C07

split-complementary

#183307 #0C0733 #33072E

monochromatic

#0D1B04 #0D1B04 #183307 #31690E #4B9F16

Accessibility & contrast

On white

13.86

#183307 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#183307 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183307

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183307	#FFFFFF	#000000	##FFFFFF
##183307	1.00	13.86	1.52	13.86
#FFFFFF	13.86	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#352E02

Deuteranopia (green-blind)

#322C0B

Tritanopia (blue-blind)

#17312A

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #183307;
/* rgb */ color: rgb(24, 51, 7);
/* oklch */ color: oklch(28.9% 0.076 135.9);

Tailwind

colors: {
  custom: {
    50: '#586b4a',
    500: '#183307',
    950: '#000000',
  },
}

SCSS

$custom: #183307;
$custom-light: #586b4a;
$custom-dark: #000000;

JSON

{
  "hex": "#183307",
  "rgb": {
    "r": 24,
    "g": 51,
    "b": 7
  },
  "hsl": {
    "h": 96.818,
    "s": 75.862,
    "l": 11.373
  },
  "oklch": {
    "l": 0.28884,
    "c": 0.0759,
    "h": 135.9
  },
  "luminance": 0.02577
}

Semantic roles & 50–950 ramp

primary

#183307

secondary

#542373

accent

#35F2A9

background

#F5F6F4

surface

#E9EBE7

border

#C5C6C3

text

#030601

muted

#787A77

Preview Lab

Preview with #183307

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

Preview Lab → · Contrast checker → · Palette generator →