#18063C#18063C

#18063C is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.8% C 0.095 H 290.3°. Best body text is #FFFFFF at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#18063C
RGB	rgb(24, 6, 60)
HSL	hsl(260, 82%, 13%)
HSV	hsv(260, 90%, 24%)
CMYK	cmyk(60%, 90%, 0%, 76.5%)
CIE-LAB	lab(5.88, 23.95, -30.57)
CIE-LCH	lch(5.88, 38.83, 308.08°)
OKLab	oklab(19.8% 0.033 -0.089)
OKLCH	oklch(19.8% 0.095 290.3)
XYZ	xyz(1.2572, 0.6506, 4.3334)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18063C #2A3C06

analogous

#060F3C #18063C #33063C

triadic

#18063C #3C1806 #063C18

tetradic

#18063C #3C060F #2A3C06 #063C33

square

#18063C #3C060F #2A3C06 #063C33

split-complementary

#18063C #3C3306 #0F3C06

monochromatic

#0B031C #0B031C #18063C #2E0C74 #4511AB

Accessibility & contrast

On white

18.58

#18063C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#18063C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18063C

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18063C	#FFFFFF	#000000	##FFFFFF
##18063C	1.00	18.58	1.13	18.58
#FFFFFF	18.58	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00143D

Deuteranopia (green-blind)

#00123B

Tritanopia (blue-blind)

#0B1521

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #18063c;
/* rgb */ color: rgb(24, 6, 60);
/* oklch */ color: oklch(19.8% 0.095 290.3);

Tailwind

colors: {
  custom: {
    50: '#5a4872',
    500: '#18063c',
    950: '#000000',
  },
}

SCSS

$custom: #18063c;
$custom-light: #5a4872;
$custom-dark: #000000;

JSON

{
  "hex": "#18063c",
  "rgb": {
    "r": 24,
    "g": 6,
    "b": 60
  },
  "hsl": {
    "h": 260,
    "s": 81.818,
    "l": 12.941
  },
  "oklch": {
    "l": 0.19803,
    "c": 0.09488,
    "h": 290.3
  },
  "luminance": 0.00651
}

Semantic roles & 50–950 ramp

primary

#18063C

secondary

#5E7C22

accent

#F830B5

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#040008

muted

#79777B

Preview Lab

Preview with #18063C

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

Preview Lab → · Contrast checker → · Palette generator →