#180B2D#180B2D

#180B2D is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.1% C 0.066 H 297.4°. Best body text is #FFFFFF at 18.67:1 contrast (WCAG AA passes).

Color values

HEX	#180B2D
RGB	rgb(24, 11, 45)
HSL	hsl(263, 61%, 11%)
HSV	hsv(263, 76%, 18%)
CMYK	cmyk(46.7%, 75.6%, 0%, 82.4%)
CIE-LAB	lab(5.63, 15.23, -19.94)
CIE-LCH	lch(5.63, 25.09, 307.37°)
OKLab	oklab(19.11% 0.0302 -0.0581)
OKLCH	oklch(19.11% 0.066 297.4)
XYZ	xyz(0.9699, 0.6230, 2.5513)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180B2D #202D0B

analogous

#0B0F2D #180B2D #290B2D

triadic

#180B2D #2D180B #0B2D18

tetradic

#180B2D #2D0B0F #202D0B #0B2D29

square

#180B2D #2D0B0F #202D0B #0B2D29

split-complementary

#180B2D #2D290B #0F2D0B

monochromatic

#0D0619 #0D0619 #180B2D #32175E #4C238F

Accessibility & contrast

On white

18.67

#180B2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#180B2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180B2D

18.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180B2D	#FFFFFF	#000000	##FFFFFF
##180B2D	1.00	18.67	1.12	18.67
#FFFFFF	18.67	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00132E

Deuteranopia (green-blind)

#01122C

Tritanopia (blue-blind)

#13121A

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #180b2d;
/* rgb */ color: rgb(24, 11, 45);
/* oklch */ color: oklch(19.1% 0.066 297.4);

Tailwind

colors: {
  custom: {
    50: '#564b66',
    500: '#180b2d',
    950: '#000000',
  },
}

SCSS

$custom: #180b2d;
$custom-light: #564b66;
$custom-dark: #000000;

JSON

{
  "hex": "#180b2d",
  "rgb": {
    "r": 24,
    "g": 11,
    "b": 45
  },
  "hsl": {
    "h": 262.941,
    "s": 60.714,
    "l": 10.98
  },
  "oklch": {
    "l": 0.19106,
    "c": 0.0655,
    "h": 297.4
  },
  "luminance": 0.00623
}

Semantic roles & 50–950 ramp

primary

#180B2D

secondary

#51692A

accent

#E444A7

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #180B2D

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

Preview Lab → · Contrast checker → · Palette generator →