#180341#180341

#180341 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.9% C 0.106 H 288.8°. Best body text is #FFFFFF at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#180341
RGB	rgb(24, 3, 65)
HSL	hsl(260, 91%, 13%)
HSV	hsv(260, 95%, 25%)
CMYK	cmyk(63.1%, 95.4%, 0%, 74.5%)
CIE-LAB	lab(5.79, 27.56, -34.30)
CIE-LCH	lch(5.79, 44.00, 308.78°)
OKLab	oklab(19.91% 0.034 -0.0999)
OKLCH	oklch(19.91% 0.106 288.8)
XYZ	xyz(1.3631, 0.6409, 5.0519)
Luminance	0.0064 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180341 #2C4103

analogous

#030D41 #180341 #370341

triadic

#180341 #411803 #034118

tetradic

#180341 #41030D #2C4103 #034137

square

#180341 #41030D #2C4103 #034137

split-complementary

#180341 #413703 #0D4103

monochromatic

#0B011D #0B011D #180341 #2E067B #4308B6

Accessibility & contrast

On white

18.61

#180341 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#180341 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180341

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180341	#FFFFFF	#000000	##FFFFFF
##180341	1.00	18.61	1.13	18.61
#FFFFFF	18.61	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001443

Deuteranopia (green-blind)

#001140

Tritanopia (blue-blind)

#061623

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #180341;
/* rgb */ color: rgb(24, 3, 65);
/* oklch */ color: oklch(19.9% 0.106 288.8);

Tailwind

colors: {
  custom: {
    50: '#5b4776',
    500: '#180341',
    950: '#000000',
  },
}

SCSS

$custom: #180341;
$custom-light: #5b4776;
$custom-dark: #000000;

JSON

{
  "hex": "#180341",
  "rgb": {
    "r": 24,
    "g": 3,
    "b": 65
  },
  "hsl": {
    "h": 260.323,
    "s": 91.176,
    "l": 13.333
  },
  "oklch": {
    "l": 0.19913,
    "c": 0.10554,
    "h": 288.8
  },
  "luminance": 0.00641
}

Semantic roles & 50–950 ramp

primary

#180341

secondary

#60831D

accent

#FF29B6

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#040008

muted

#79777B

Preview Lab

Preview with #180341

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

Preview Lab → · Contrast checker → · Palette generator →