#180418#180418

#180418 is a very dark, muted purple. Relative luminance 0.003; OKLCH L 15.8% C 0.052 H 327.7°. Best body text is #FFFFFF at 19.64:1 contrast (WCAG AA passes).

Color values

HEX	#180418
RGB	rgb(24, 4, 24)
HSL	hsl(300, 71%, 5%)
HSV	hsv(300, 83%, 9%)
CMYK	cmyk(0%, 83.3%, 0%, 90.6%)
CIE-LAB	lab(3.13, 10.45, -7.47)
CIE-LCH	lch(3.13, 12.85, 324.45°)
OKLab	oklab(15.82% 0.0444 -0.028)
OKLCH	oklch(15.82% 0.052 327.7)
XYZ	xyz(0.5850, 0.3470, 0.9001)
Luminance	0.0035 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180418 #041804

analogous

#0E0418 #180418 #18040E

triadic

#180418 #181804 #041818

tetradic

#180418 #180E04 #041804 #040E18

square

#180418 #180E04 #041804 #040E18

split-complementary

#180418 #0E1804 #04180E

monochromatic

#1A041A #1A041A #1A041A #4C0D4C #811581

Accessibility & contrast

On white

19.64

#180418 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#180418 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180418

19.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180418	#FFFFFF	#000000	##FFFFFF
##180418	1.00	19.64	1.07	19.64
#FFFFFF	19.64	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#030A19

Deuteranopia (green-blind)

#080C17

Tritanopia (blue-blind)

#19060C

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #180418;
/* rgb */ color: rgb(24, 4, 24);
/* oklch */ color: oklch(15.8% 0.052 327.7);

Tailwind

colors: {
  custom: {
    50: '#544854',
    500: '#180418',
    950: '#000000',
  },
}

SCSS

$custom: #180418;
$custom-light: #544854;
$custom-dark: #000000;

JSON

{
  "hex": "#180418",
  "rgb": {
    "r": 24,
    "g": 4,
    "b": 24
  },
  "hsl": {
    "h": 300,
    "s": 71.429,
    "l": 5.49
  },
  "oklch": {
    "l": 0.15816,
    "c": 0.05249,
    "h": 327.7
  },
  "luminance": 0.00347
}

Semantic roles & 50–950 ramp

primary

#180418

secondary

#1E5A1E

accent

#EE3A3A

background

#F4F4F4

surface

#E7E6E7

border

#C3C2C3

text

#020002

muted

#787778

Preview Lab

Preview with #180418

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

Preview Lab → · Contrast checker → · Palette generator →