#180B2F#180B2F

#180B2F is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.3% C 0.069 H 295.9°. Best body text is #FFFFFF at 18.62:1 contrast (WCAG AA passes).

Color values

HEX	#180B2F
RGB	rgb(24, 11, 47)
HSL	hsl(262, 62%, 11%)
HSV	hsv(262, 77%, 18%)
CMYK	cmyk(48.9%, 76.6%, 0%, 81.6%)
CIE-LAB	lab(5.77, 16.07, -21.21)
CIE-LCH	lch(5.77, 26.61, 307.14°)
OKLab	oklab(19.29% 0.03 -0.0617)
OKLCH	oklch(19.29% 0.069 295.9)
XYZ	xyz(1.0093, 0.6387, 2.7589)
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

#180B2F #222F0B

analogous

#0B102F #180B2F #2A0B2F

triadic

#180B2F #2F180B #0B2F18

tetradic

#180B2F #2F0B10 #222F0B #0B2F2A

square

#180B2F #2F0B10 #222F0B #0B2F2A

split-complementary

#180B2F #2F2A0B #102F0B

monochromatic

#0D0619 #0D0619 #180B2F #311761 #4B2292

Accessibility & contrast

On white

18.62

#180B2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#180B2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180B2F

18.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180B2F	#FFFFFF	#000000	##FFFFFF
##180B2F	1.00	18.62	1.13	18.62
#FFFFFF	18.62	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001330

Deuteranopia (green-blind)

#00122E

Tritanopia (blue-blind)

#12131B

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #180b2f;
/* rgb */ color: rgb(24, 11, 47);
/* oklch */ color: oklch(19.3% 0.069 295.9);

Tailwind

colors: {
  custom: {
    50: '#574b68',
    500: '#180b2f',
    950: '#000000',
  },
}

SCSS

$custom: #180b2f;
$custom-light: #574b68;
$custom-dark: #000000;

JSON

{
  "hex": "#180b2f",
  "rgb": {
    "r": 24,
    "g": 11,
    "b": 47
  },
  "hsl": {
    "h": 261.667,
    "s": 62.069,
    "l": 11.373
  },
  "oklch": {
    "l": 0.19292,
    "c": 0.06858,
    "h": 295.9
  },
  "luminance": 0.00639
}

Semantic roles & 50–950 ramp

primary

#180B2F

secondary

#546B2A

accent

#E543AA

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #180B2F

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

Preview Lab → · Contrast checker → · Palette generator →