#180C49#180C49

#180C49 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.2% C 0.105 H 282.7°. Best body text is #FFFFFF at 17.68:1 contrast (WCAG AA passes).

Color values

HEX	#180C49
RGB	rgb(24, 12, 73)
HSL	hsl(252, 72%, 17%)
HSV	hsv(252, 84%, 29%)
CMYK	cmyk(67.1%, 83.6%, 0%, 71.4%)
CIE-LAB	lab(8.46, 25.57, -35.55)
CIE-LCH	lch(8.46, 43.80, 305.73°)
OKLab	oklab(22.22% 0.0231 -0.1025)
OKLCH	oklch(22.22% 0.105 282.7)
XYZ	xyz(1.7104, 0.9381, 6.3930)
Luminance	0.0094 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180C49 #3D490C

analogous

#0C1F49 #180C49 #370C49

triadic

#180C49 #49180C #0C4918

tetradic

#180C49 #490C1F #3D490C #0C4937

square

#180C49 #490C1F #3D490C #0C4937

split-complementary

#180C49 #49370C #1F490C

monochromatic

#09041A #09041A #180C49 #29157E #3B1DB2

Accessibility & contrast

On white

17.68

#180C49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#180C49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180C49

17.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180C49	#FFFFFF	#000000	##FFFFFF
##180C49	1.00	17.68	1.19	17.68
#FFFFFF	17.68	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4B

Deuteranopia (green-blind)

#001648

Tritanopia (blue-blind)

#001D2A

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #180c49;
/* rgb */ color: rgb(24, 12, 73);
/* oklch */ color: oklch(22.2% 0.105 282.7);

Tailwind

colors: {
  custom: {
    50: '#5d4c7c',
    500: '#180c49',
    950: '#000000',
  },
}

SCSS

$custom: #180c49;
$custom-light: #5d4c7c;
$custom-dark: #000000;

JSON

{
  "hex": "#180c49",
  "rgb": {
    "r": 24,
    "g": 12,
    "b": 73
  },
  "hsl": {
    "h": 251.803,
    "s": 71.765,
    "l": 16.667
  },
  "oklch": {
    "l": 0.22222,
    "c": 0.10509,
    "h": 282.7
  },
  "luminance": 0.00938
}

Semantic roles & 50–950 ramp

primary

#180C49

secondary

#73852C

accent

#EE39CB

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#050109

muted

#79777B

Preview Lab

Preview with #180C49

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

Preview Lab → · Contrast checker → · Palette generator →