#180D41#180D41

#180D41 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.5% C 0.092 H 285.3°. Best body text is #FFFFFF at 17.91:1 contrast (WCAG AA passes).

Color values

HEX	#180D41
RGB	rgb(24, 13, 65)
HSL	hsl(253, 67%, 15%)
HSV	hsv(253, 80%, 25%)
CMYK	cmyk(63.1%, 80%, 0%, 74.5%)
CIE-LAB	lab(7.80, 22.11, -31.01)
CIE-LCH	lch(7.80, 38.08, 305.49°)
OKLab	oklab(21.48% 0.0244 -0.0892)
OKLCH	oklch(21.48% 0.092 285.3)
XYZ	xyz(1.4745, 0.8636, 5.0890)
Luminance	0.0086 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180D41 #36410D

analogous

#0D1C41 #180D41 #320D41

triadic

#180D41 #41180D #0D4118

tetradic

#180D41 #410D1C #36410D #0D4132

square

#180D41 #410D1C #36410D #0D4132

split-complementary

#180D41 #41320D #1C410D

monochromatic

#09051A #09051A #180D41 #2B1774 #3E21A7

Accessibility & contrast

On white

17.91

#180D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#180D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180D41

17.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180D41	#FFFFFF	#000000	##FFFFFF
##180D41	1.00	17.91	1.17	17.91
#FFFFFF	17.91	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001943

Deuteranopia (green-blind)

#001640

Tritanopia (blue-blind)

#061B25

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #180d41;
/* rgb */ color: rgb(24, 13, 65);
/* oklch */ color: oklch(21.5% 0.092 285.3);

Tailwind

colors: {
  custom: {
    50: '#5b4c76',
    500: '#180d41',
    950: '#000000',
  },
}

SCSS

$custom: #180d41;
$custom-light: #5b4c76;
$custom-dark: #000000;

JSON

{
  "hex": "#180d41",
  "rgb": {
    "r": 24,
    "g": 13,
    "b": 65
  },
  "hsl": {
    "h": 252.692,
    "s": 66.667,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21482,
    "c": 0.09248,
    "h": 285.3
  },
  "luminance": 0.00864
}

Semantic roles & 50–950 ramp

primary

#180D41

secondary

#6C7D2D

accent

#EA3EC5

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #180D41

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

Preview Lab → · Contrast checker → · Palette generator →