#180D4F#180D4F

#180D4F is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 23.1% C 0.112 H 280.6°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#180D4F
RGB	rgb(24, 13, 79)
HSL	hsl(250, 72%, 18%)
HSV	hsv(250, 84%, 31%)
CMYK	cmyk(69.6%, 83.5%, 0%, 69%)
CIE-LAB	lab(9.37, 27.08, -38.22)
CIE-LCH	lch(9.37, 46.84, 305.32°)
OKLab	oklab(23.07% 0.0206 -0.1103)
OKLCH	oklch(23.07% 0.112 280.6)
XYZ	xyz(1.9314, 1.0464, 7.4958)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180D4F #444F0D

analogous

#0D234F #180D4F #390D4F

triadic

#180D4F #4F180D #0D4F18

tetradic

#180D4F #4F0D23 #444F0D #0D4F39

square

#180D4F #4F0D23 #444F0D #0D4F39

split-complementary

#180D4F #4F390D #234F0D

monochromatic

#08041A #08041A #180D4F #281684 #381EB8

Accessibility & contrast

On white

17.36

#180D4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#180D4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180D4F

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180D4F	#FFFFFF	#000000	##FFFFFF
##180D4F	1.00	17.36	1.21	17.36
#FFFFFF	17.36	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D51

Deuteranopia (green-blind)

#00184E

Tritanopia (blue-blind)

#00202D

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #180d4f;
/* rgb */ color: rgb(24, 13, 79);
/* oklch */ color: oklch(23.1% 0.112 280.6);

Tailwind

colors: {
  custom: {
    50: '#5e4d81',
    500: '#180d4f',
    950: '#000000',
  },
}

SCSS

$custom: #180d4f;
$custom-light: #5e4d81;
$custom-dark: #000000;

JSON

{
  "hex": "#180d4f",
  "rgb": {
    "r": 24,
    "g": 13,
    "b": 79
  },
  "hsl": {
    "h": 250,
    "s": 71.739,
    "l": 18.039
  },
  "oklch": {
    "l": 0.2307,
    "c": 0.11222,
    "h": 280.6
  },
  "luminance": 0.01047
}

Semantic roles & 50–950 ramp

primary

#180D4F

secondary

#7B8A2E

accent

#EE39D0

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05010A

muted

#79777C

Preview Lab

Preview with #180D4F

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

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