#18073B#18073B

#18073B is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.9% C 0.092 H 290.5°. Best body text is #FFFFFF at 18.54:1 contrast (WCAG AA passes).

Color values

HEX	#18073B
RGB	rgb(24, 7, 59)
HSL	hsl(260, 79%, 13%)
HSV	hsv(260, 88%, 23%)
CMYK	cmyk(59.3%, 88.1%, 0%, 76.9%)
CIE-LAB	lab(5.98, 23.03, -29.68)
CIE-LCH	lch(5.98, 37.56, 307.81°)
OKLab	oklab(19.86% 0.0322 -0.0863)
OKLCH	oklch(19.86% 0.092 290.5)
XYZ	xyz(1.2419, 0.6619, 4.1991)
Luminance	0.0066 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Night Blue

#040348

ΔE00 4.78

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18073B #2A3B07

analogous

#07103B #18073B #32073B

triadic

#18073B #3B1807 #073B18

tetradic

#18073B #3B0710 #2A3B07 #073B32

square

#18073B #3B0710 #2A3B07 #073B32

split-complementary

#18073B #3B3207 #103B07

monochromatic

#0B031B #0B031B #18073B #2E0D72 #4514A8

Accessibility & contrast

On white

18.54

#18073B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#18073B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18073B

18.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18073B	#FFFFFF	#000000	##FFFFFF
##18073B	1.00	18.54	1.13	18.54
#FFFFFF	18.54	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00143C

Deuteranopia (green-blind)

#00123A

Tritanopia (blue-blind)

#0B1520

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #18073b;
/* rgb */ color: rgb(24, 7, 59);
/* oklch */ color: oklch(19.9% 0.092 290.5);

Tailwind

colors: {
  custom: {
    50: '#5a4971',
    500: '#18073b',
    950: '#000000',
  },
}

SCSS

$custom: #18073b;
$custom-light: #5a4971;
$custom-dark: #000000;

JSON

{
  "hex": "#18073b",
  "rgb": {
    "r": 24,
    "g": 7,
    "b": 59
  },
  "hsl": {
    "h": 259.615,
    "s": 78.788,
    "l": 12.941
  },
  "oklch": {
    "l": 0.19855,
    "c": 0.09209,
    "h": 290.5
  },
  "luminance": 0.00662
}

Semantic roles & 50–950 ramp

primary

#18073B

secondary

#5E7A23

accent

#F533B6

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#040108

muted

#79777B

Preview Lab

Preview with #18073B

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

Preview Lab → · Contrast checker → · Palette generator →