#180338#180338

#180338 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.8% C 0.095 H 294.0°. Best body text is #FFFFFF at 18.94:1 contrast (WCAG AA passes).

Color values

HEX	#180338
RGB	rgb(24, 3, 56)
HSL	hsl(264, 90%, 12%)
HSV	hsv(264, 95%, 22%)
CMYK	cmyk(57.1%, 94.6%, 0%, 78%)
CIE-LAB	lab(4.92, 23.70, -29.21)
CIE-LCH	lch(4.92, 37.62, 309.05°)
OKLab	oklab(18.8% 0.0384 -0.0864)
OKLCH	oklch(18.8% 0.095 294)
XYZ	xyz(1.1229, 0.5448, 3.7866)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180338 #233803

analogous

#030838 #180338 #330338

triadic

#180338 #381803 #033818

tetradic

#180338 #380308 #233803 #033833

square

#180338 #380308 #233803 #033833

split-complementary

#180338 #383303 #083803

monochromatic

#0C021D #0C021D #180338 #310672 #4A09AC

Accessibility & contrast

On white

18.94

#180338 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#180338 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180338

18.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180338	#FFFFFF	#000000	##FFFFFF
##180338	1.00	18.94	1.11	18.94
#FFFFFF	18.94	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001139

Deuteranopia (green-blind)

#001037

Tritanopia (blue-blind)

#0E121E

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #180338;
/* rgb */ color: rgb(24, 3, 56);
/* oklch */ color: oklch(18.8% 0.095 294.0);

Tailwind

colors: {
  custom: {
    50: '#59476f',
    500: '#180338',
    950: '#000000',
  },
}

SCSS

$custom: #180338;
$custom-light: #59476f;
$custom-dark: #000000;

JSON

{
  "hex": "#180338",
  "rgb": {
    "r": 24,
    "g": 3,
    "b": 56
  },
  "hsl": {
    "h": 263.774,
    "s": 89.831,
    "l": 11.569
  },
  "oklch": {
    "l": 0.18801,
    "c": 0.09454,
    "h": 294
  },
  "luminance": 0.00545
}

Semantic roles & 50–950 ramp

primary

#180338

secondary

#557B1C

accent

#FF29AA

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #180338

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

Preview Lab → · Contrast checker → · Palette generator →