#180A29#180A29

#180A29 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 18.6% C 0.061 H 301.5°. Best body text is #FFFFFF at 18.85:1 contrast (WCAG AA passes).

Color values

HEX	#180A29
RGB	rgb(24, 10, 41)
HSL	hsl(267, 61%, 10%)
HSV	hsv(267, 76%, 16%)
CMYK	cmyk(41.5%, 75.6%, 0%, 83.9%)
CIE-LAB	lab(5.16, 13.99, -17.66)
CIE-LCH	lch(5.16, 22.53, 308.38°)
OKLab	oklab(18.55% 0.032 -0.0521)
OKLCH	oklch(18.55% 0.061 301.5)
XYZ	xyz(0.8854, 0.5714, 2.1610)
Luminance	0.0057 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180A29 #1B290A

analogous

#0A0B29 #180A29 #280A29

triadic

#180A29 #29180A #0A2918

tetradic

#180A29 #290A0B #1B290A #0A2928

square

#180A29 #290A0B #1B290A #0A2928

split-complementary

#180A29 #29280A #0B290A

monochromatic

#0E0619 #0E0619 #180A29 #35165A #52228B

Accessibility & contrast

On white

18.85

#180A29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#180A29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180A29

18.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180A29	#FFFFFF	#000000	##FFFFFF
##180A29	1.00	18.85	1.11	18.85
#FFFFFF	18.85	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00112A

Deuteranopia (green-blind)

#031128

Tritanopia (blue-blind)

#151018

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #180a29;
/* rgb */ color: rgb(24, 10, 41);
/* oklch */ color: oklch(18.6% 0.061 301.5);

Tailwind

colors: {
  custom: {
    50: '#554b63',
    500: '#180a29',
    950: '#000000',
  },
}

SCSS

$custom: #180a29;
$custom-light: #554b63;
$custom-dark: #000000;

JSON

{
  "hex": "#180a29",
  "rgb": {
    "r": 24,
    "g": 10,
    "b": 41
  },
  "hsl": {
    "h": 267.097,
    "s": 60.784,
    "l": 10
  },
  "oklch": {
    "l": 0.18554,
    "c": 0.06116,
    "h": 301.5
  },
  "luminance": 0.00571
}

Semantic roles & 50–950 ramp

primary

#180A29

secondary

#4A6629

accent

#E4449C

background

#F5F4F5

surface

#E9E7EA

border

#C5C3C6

text

#030105

muted

#787779

Preview Lab

Preview with #180A29

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

Preview Lab → · Contrast checker → · Palette generator →