#180A45#180A45

#180A45 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.5% C 0.102 H 284.8°. Best body text is #FFFFFF at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#180A45
RGB	rgb(24, 10, 69)
HSL	hsl(254, 75%, 15%)
HSV	hsv(254, 86%, 27%)
CMYK	cmyk(65.2%, 85.5%, 0%, 72.9%)
CIE-LAB	lab(7.59, 25.34, -34.18)
CIE-LCH	lch(7.59, 42.55, 306.56°)
OKLab	oklab(21.47% 0.026 -0.0985)
OKLCH	oklch(21.47% 0.102 284.8)
XYZ	xyz(1.5591, 0.8408, 5.7092)
Luminance	0.0084 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180A45 #37450A

analogous

#0A1945 #180A45 #350A45

triadic

#180A45 #45180A #0A4518

tetradic

#180A45 #450A19 #37450A #0A4535

square

#180A45 #450A19 #37450A #0A4535

split-complementary

#180A45 #45350A #19450A

monochromatic

#09041B #09041B #180A45 #2B127A #3D19B0

Accessibility & contrast

On white

17.98

#180A45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#180A45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180A45

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180A45	#FFFFFF	#000000	##FFFFFF
##180A45	1.00	17.98	1.17	17.98
#FFFFFF	17.98	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001847

Deuteranopia (green-blind)

#001544

Tritanopia (blue-blind)

#021B27

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #180a45;
/* rgb */ color: rgb(24, 10, 69);
/* oklch */ color: oklch(21.5% 0.102 284.8);

Tailwind

colors: {
  custom: {
    50: '#5c4b79',
    500: '#180a45',
    950: '#000000',
  },
}

SCSS

$custom: #180a45;
$custom-light: #5c4b79;
$custom-dark: #000000;

JSON

{
  "hex": "#180a45",
  "rgb": {
    "r": 24,
    "g": 10,
    "b": 69
  },
  "hsl": {
    "h": 254.237,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.21468,
    "c": 0.10186,
    "h": 284.8
  },
  "luminance": 0.00841
}

Semantic roles & 50–950 ramp

primary

#180A45

secondary

#6D8229

accent

#F136C5

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #180A45

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

Preview Lab → · Contrast checker → · Palette generator →