#180B35#180B35

#180B35 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.9% C 0.078 H 292.0°. Best body text is #FFFFFF at 18.45:1 contrast (WCAG AA passes).

Color values

HEX	#180B35
RGB	rgb(24, 11, 53)
HSL	hsl(259, 66%, 13%)
HSV	hsv(259, 79%, 21%)
CMYK	cmyk(54.7%, 79.2%, 0%, 79.2%)
CIE-LAB	lab(6.24, 18.56, -24.89)
CIE-LCH	lch(6.24, 31.05, 306.71°)
OKLab	oklab(19.88% 0.0291 -0.072)
OKLCH	oklch(19.88% 0.078 292)
XYZ	xyz(1.1388, 0.6905, 3.4408)
Luminance	0.0069 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180B35 #28350B

analogous

#0B1335 #180B35 #2D0B35

triadic

#180B35 #35180B #0B3518

tetradic

#180B35 #350B13 #28350B #0B352D

square

#180B35 #350B13 #28350B #0B352D

split-complementary

#180B35 #352D0B #13350B

monochromatic

#0B0519 #0B0519 #180B35 #2F1668 #46209A

Accessibility & contrast

On white

18.45

#180B35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#180B35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180B35

18.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180B35	#FFFFFF	#000000	##FFFFFF
##180B35	1.00	18.45	1.14	18.45
#FFFFFF	18.45	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001436

Deuteranopia (green-blind)

#001334

Tritanopia (blue-blind)

#0F151E

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #180b35;
/* rgb */ color: rgb(24, 11, 53);
/* oklch */ color: oklch(19.9% 0.078 292.0);

Tailwind

colors: {
  custom: {
    50: '#584b6d',
    500: '#180b35',
    950: '#000000',
  },
}

SCSS

$custom: #180b35;
$custom-light: #584b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#180b35",
  "rgb": {
    "r": 24,
    "g": 11,
    "b": 53
  },
  "hsl": {
    "h": 258.571,
    "s": 65.625,
    "l": 12.549
  },
  "oklch": {
    "l": 0.19879,
    "c": 0.07766,
    "h": 292
  },
  "luminance": 0.00691
}

Semantic roles & 50–950 ramp

primary

#180B35

secondary

#5C722A

accent

#E93FB4

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030107

muted

#78777A

Preview Lab

Preview with #180B35

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

Preview Lab → · Contrast checker → · Palette generator →