#180336#180336

#180336 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.6% C 0.092 H 295.3°. Best body text is #FFFFFF at 19.00:1 contrast (WCAG AA passes).

Color values

HEX	#180336
RGB	rgb(24, 3, 54)
HSL	hsl(265, 89%, 11%)
HSV	hsv(265, 94%, 21%)
CMYK	cmyk(55.6%, 94.4%, 0%, 78.8%)
CIE-LAB	lab(4.75, 22.80, -28.03)
CIE-LCH	lch(4.75, 36.13, 309.13°)
OKLab	oklab(18.56% 0.0393 -0.0833)
OKLCH	oklch(18.56% 0.092 295.3)
XYZ	xyz(1.0749, 0.5256, 3.5341)
Luminance	0.0053 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Purple

#280137

ΔE00 4.68

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180336 #213603

analogous

#030736 #180336 #310336

triadic

#180336 #361803 #033618

tetradic

#180336 #360307 #213603 #033631

square

#180336 #360307 #213603 #033631

split-complementary

#180336 #363103 #073603

monochromatic

#0D021D #0D021D #180336 #320670 #4C09AA

Accessibility & contrast

On white

19.00

#180336 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#180336 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180336

19.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180336	#FFFFFF	#000000	##FFFFFF
##180336	1.00	19.00	1.11	19.00
#FFFFFF	19.00	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	19.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001137

Deuteranopia (green-blind)

#000F35

Tritanopia (blue-blind)

#0F111C

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #180336;
/* rgb */ color: rgb(24, 3, 54);
/* oklch */ color: oklch(18.6% 0.092 295.3);

Tailwind

colors: {
  custom: {
    50: '#58476d',
    500: '#180336',
    950: '#000000',
  },
}

SCSS

$custom: #180336;
$custom-light: #58476d;
$custom-dark: #000000;

JSON

{
  "hex": "#180336",
  "rgb": {
    "r": 24,
    "g": 3,
    "b": 54
  },
  "hsl": {
    "h": 264.706,
    "s": 89.474,
    "l": 11.176
  },
  "oklch": {
    "l": 0.18562,
    "c": 0.09209,
    "h": 295.3
  },
  "luminance": 0.00526
}

Semantic roles & 50–950 ramp

primary

#180336

secondary

#53791C

accent

#FF29A7

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #180336

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

Preview Lab → · Contrast checker → · Palette generator →