#180533#180533

#180533 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.6% C 0.085 H 296.4°. Best body text is #FFFFFF at 18.95:1 contrast (WCAG AA passes).

Color values

HEX	#180533
RGB	rgb(24, 5, 51)
HSL	hsl(265, 82%, 11%)
HSV	hsv(265, 90%, 20%)
CMYK	cmyk(52.9%, 90.2%, 0%, 80%)
CIE-LAB	lab(4.89, 20.53, -25.58)
CIE-LCH	lch(4.89, 32.80, 308.75°)
OKLab	oklab(18.6% 0.0376 -0.0759)
OKLCH	oklch(18.6% 0.085 296.4)
XYZ	xyz(1.0283, 0.5417, 3.1817)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Purple

#280137

ΔE00 5.04

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180533 #203305

analogous

#050933 #180533 #2F0533

triadic

#180533 #331805 #053318

tetradic

#180533 #330509 #203305 #05332F

square

#180533 #330509 #203305 #05332F

split-complementary

#180533 #332F05 #093305

monochromatic

#0D031C #0D031C #180533 #320A6B #4C10A2

Accessibility & contrast

On white

18.95

#180533 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#180533 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180533

18.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180533	#FFFFFF	#000000	##FFFFFF
##180533	1.00	18.95	1.11	18.95
#FFFFFF	18.95	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001134

Deuteranopia (green-blind)

#001032

Tritanopia (blue-blind)

#11111B

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #180533;
/* rgb */ color: rgb(24, 5, 51);
/* oklch */ color: oklch(18.6% 0.085 296.4);

Tailwind

colors: {
  custom: {
    50: '#58486b',
    500: '#180533',
    950: '#000000',
  },
}

SCSS

$custom: #180533;
$custom-light: #58486b;
$custom-dark: #000000;

JSON

{
  "hex": "#180533",
  "rgb": {
    "r": 24,
    "g": 5,
    "b": 51
  },
  "hsl": {
    "h": 264.783,
    "s": 82.143,
    "l": 10.98
  },
  "oklch": {
    "l": 0.18598,
    "c": 0.08467,
    "h": 296.4
  },
  "luminance": 0.00542
}

Semantic roles & 50–950 ramp

primary

#180533

secondary

#51741F

accent

#F82FA5

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#030006

muted

#78777A

Preview Lab

Preview with #180533

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

Preview Lab → · Contrast checker → · Palette generator →