#180B46#180B46

#180B46 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.7% C 0.102 H 284.1°. Best body text is #FFFFFF at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#180B46
RGB	rgb(24, 11, 70)
HSL	hsl(253, 73%, 16%)
HSV	hsv(253, 84%, 27%)
CMYK	cmyk(65.7%, 84.3%, 0%, 72.5%)
CIE-LAB	lab(7.91, 25.13, -34.36)
CIE-LCH	lch(7.91, 42.57, 306.17°)
OKLab	oklab(21.73% 0.0248 -0.099)
OKLCH	oklch(21.73% 0.102 284.1)
XYZ	xyz(1.6015, 0.8756, 5.8778)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180B46 #39460B

analogous

#0B1B46 #180B46 #350B46

triadic

#180B46 #46180B #0B4618

tetradic

#180B46 #460B1B #39460B #0B4635

square

#180B46 #460B1B #39460B #0B4635

split-complementary

#180B46 #46350B #1B460B

monochromatic

#09041A #09041A #180B46 #2A137B #3C1CB0

Accessibility & contrast

On white

17.87

#180B46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#180B46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180B46

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180B46	#FFFFFF	#000000	##FFFFFF
##180B46	1.00	17.87	1.18	17.87
#FFFFFF	17.87	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001948

Deuteranopia (green-blind)

#001545

Tritanopia (blue-blind)

#011C28

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #180b46;
/* rgb */ color: rgb(24, 11, 70);
/* oklch */ color: oklch(21.7% 0.102 284.1);

Tailwind

colors: {
  custom: {
    50: '#5c4b7a',
    500: '#180b46',
    950: '#000000',
  },
}

SCSS

$custom: #180b46;
$custom-light: #5c4b7a;
$custom-dark: #000000;

JSON

{
  "hex": "#180b46",
  "rgb": {
    "r": 24,
    "g": 11,
    "b": 70
  },
  "hsl": {
    "h": 253.22,
    "s": 72.84,
    "l": 15.882
  },
  "oklch": {
    "l": 0.21728,
    "c": 0.10209,
    "h": 284.1
  },
  "luminance": 0.00876
}

Semantic roles & 50–950 ramp

primary

#180B46

secondary

#6F822A

accent

#F038C7

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #180B46

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

Preview Lab → · Contrast checker → · Palette generator →