#180A33#180A33

#180A33 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.5% C 0.076 H 293.8°. Best body text is #FFFFFF at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#180A33
RGB	rgb(24, 10, 51)
HSL	hsl(260, 67%, 12%)
HSV	hsv(260, 80%, 20%)
CMYK	cmyk(52.9%, 80.4%, 0%, 80%)
CIE-LAB	lab(5.87, 18.21, -24.00)
CIE-LCH	lch(5.87, 30.13, 307.19°)
OKLab	oklab(19.5% 0.0308 -0.0698)
OKLCH	oklch(19.5% 0.076 293.8)
XYZ	xyz(1.0826, 0.6503, 3.1998)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 5.30

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180A33 #25330A

analogous

#0A1133 #180A33 #2D0A33

triadic

#180A33 #33180A #0A3318

tetradic

#180A33 #330A11 #25330A #0A332D

square

#180A33 #330A11 #25330A #0A332D

split-complementary

#180A33 #332D0A #11330A

monochromatic

#0C051A #0C051A #180A33 #301466 #481E99

Accessibility & contrast

On white

18.58

#180A33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#180A33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180A33

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180A33	#FFFFFF	#000000	##FFFFFF
##180A33	1.00	18.58	1.13	18.58
#FFFFFF	18.58	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001334

Deuteranopia (green-blind)

#001232

Tritanopia (blue-blind)

#10141D

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #180a33;
/* rgb */ color: rgb(24, 10, 51);
/* oklch */ color: oklch(19.5% 0.076 293.8);

Tailwind

colors: {
  custom: {
    50: '#574a6b',
    500: '#180a33',
    950: '#000000',
  },
}

SCSS

$custom: #180a33;
$custom-light: #574a6b;
$custom-dark: #000000;

JSON

{
  "hex": "#180a33",
  "rgb": {
    "r": 24,
    "g": 10,
    "b": 51
  },
  "hsl": {
    "h": 260.488,
    "s": 67.213,
    "l": 11.961
  },
  "oklch": {
    "l": 0.19503,
    "c": 0.07625,
    "h": 293.8
  },
  "luminance": 0.0065
}

Semantic roles & 50–950 ramp

primary

#180A33

secondary

#587028

accent

#EA3EAF

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #180A33

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

Preview Lab → · Contrast checker → · Palette generator →