#180A49#180A49

#180A49 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.9% C 0.107 H 283.3°. Best body text is #FFFFFF at 17.82:1 contrast (WCAG AA passes).

Color values

HEX	#180A49
RGB	rgb(24, 10, 73)
HSL	hsl(253, 76%, 16%)
HSV	hsv(253, 86%, 29%)
CMYK	cmyk(67.1%, 86.3%, 0%, 71.4%)
CIE-LAB	lab(8.06, 26.74, -36.22)
CIE-LCH	lch(8.06, 45.02, 306.43°)
OKLab	oklab(21.94% 0.0246 -0.1044)
OKLCH	oklch(21.94% 0.107 283.3)
XYZ	xyz(1.6875, 0.8922, 6.3853)
Luminance	0.0089 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.74

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180A49 #3B490A

analogous

#0A1C49 #180A49 #380A49

triadic

#180A49 #49180A #0A4918

tetradic

#180A49 #490A1C #3B490A #0A4938

square

#180A49 #490A1C #3B490A #0A4938

split-complementary

#180A49 #49380A #1C490A

monochromatic

#09041B #09041B #180A49 #2A117F #3B19B5

Accessibility & contrast

On white

17.82

#180A49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#180A49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180A49

17.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180A49	#FFFFFF	#000000	##FFFFFF
##180A49	1.00	17.82	1.18	17.82
#FFFFFF	17.82	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4B

Deuteranopia (green-blind)

#001548

Tritanopia (blue-blind)

#001C29

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #180a49;
/* rgb */ color: rgb(24, 10, 73);
/* oklch */ color: oklch(21.9% 0.107 283.3);

Tailwind

colors: {
  custom: {
    50: '#5d4b7d',
    500: '#180a49',
    950: '#000000',
  },
}

SCSS

$custom: #180a49;
$custom-light: #5d4b7d;
$custom-dark: #000000;

JSON

{
  "hex": "#180a49",
  "rgb": {
    "r": 24,
    "g": 10,
    "b": 73
  },
  "hsl": {
    "h": 253.333,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.21939,
    "c": 0.1073,
    "h": 283.3
  },
  "luminance": 0.00892
}

Semantic roles & 50–950 ramp

primary

#180A49

secondary

#718629

accent

#F235C8

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#05010A

muted

#79777C

Preview Lab

Preview with #180A49

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

Preview Lab → · Contrast checker → · Palette generator →