#180E33#180E33

#180E33 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.2% C 0.070 H 291.4°. Best body text is #FFFFFF at 18.27:1 contrast (WCAG AA passes).

Color values

HEX	#180E33
RGB	rgb(24, 14, 51)
HSL	hsl(256, 57%, 13%)
HSV	hsv(256, 73%, 20%)
CMYK	cmyk(52.9%, 72.5%, 0%, 80%)
CIE-LAB	lab(6.75, 16.10, -22.60)
CIE-LCH	lch(6.75, 27.75, 305.46°)
OKLab	oklab(20.25% 0.0254 -0.0649)
OKLCH	oklch(20.25% 0.07 291.4)
XYZ	xyz(1.1311, 0.7472, 3.2160)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 5.01

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180E33 #29330E

analogous

#0E1633 #180E33 #2A0E33

triadic

#180E33 #33180E #0E3318

tetradic

#180E33 #330E16 #29330E #0E332A

square

#180E33 #330E16 #29330E #0E332A

split-complementary

#180E33 #332A0E #16330E

monochromatic

#0B0718 #0B0718 #180E33 #2F1B63 #452893

Accessibility & contrast

On white

18.27

#180E33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#180E33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180E33

18.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180E33	#FFFFFF	#000000	##FFFFFF
##180E33	1.00	18.27	1.15	18.27
#FFFFFF	18.27	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001634

Deuteranopia (green-blind)

#001432

Tritanopia (blue-blind)

#10161E

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #180e33;
/* rgb */ color: rgb(24, 14, 51);
/* oklch */ color: oklch(20.2% 0.070 291.4);

Tailwind

colors: {
  custom: {
    50: '#574d6b',
    500: '#180e33',
    950: '#000000',
  },
}

SCSS

$custom: #180e33;
$custom-light: #574d6b;
$custom-dark: #000000;

JSON

{
  "hex": "#180e33",
  "rgb": {
    "r": 24,
    "g": 14,
    "b": 51
  },
  "hsl": {
    "h": 256.216,
    "s": 56.923,
    "l": 12.745
  },
  "oklch": {
    "l": 0.20246,
    "c": 0.06966,
    "h": 291.4
  },
  "luminance": 0.00747
}

Semantic roles & 50–950 ramp

primary

#180E33

secondary

#5D6E2F

accent

#E048B7

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #180E33

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

Preview Lab → · Contrast checker → · Palette generator →