#181249#181249

#181249 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.2% C 0.097 H 280.5°. Best body text is #FFFFFF at 17.19:1 contrast (WCAG AA passes).

Color values

HEX	#181249
RGB	rgb(24, 18, 73)
HSL	hsl(247, 60%, 18%)
HSV	hsv(247, 75%, 29%)
CMYK	cmyk(67.1%, 75.3%, 0%, 71.4%)
CIE-LAB	lab(9.86, 21.70, -33.27)
CIE-LCH	lch(9.86, 39.72, 303.12°)
OKLab	oklab(23.22% 0.0178 -0.0958)
OKLCH	oklch(23.22% 0.097 280.5)
XYZ	xyz(1.7952, 1.1077, 6.4212)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181249 #434912

analogous

#122849 #181249 #331249

triadic

#181249 #491812 #124918

tetradic

#181249 #491228 #434912 #124933

square

#181249 #491228 #434912 #124933

split-complementary

#181249 #493312 #284912

monochromatic

#080619 #080619 #181249 #281E7A #382AAB

Accessibility & contrast

On white

17.19

#181249 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#181249 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181249

17.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181249	#FFFFFF	#000000	##FFFFFF
##181249	1.00	17.19	1.22	17.19
#FFFFFF	17.19	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4B

Deuteranopia (green-blind)

#001948

Tritanopia (blue-blind)

#00202B

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #181249;
/* rgb */ color: rgb(24, 18, 73);
/* oklch */ color: oklch(23.2% 0.097 280.5);

Tailwind

colors: {
  custom: {
    50: '#5c507c',
    500: '#181249',
    950: '#000000',
  },
}

SCSS

$custom: #181249;
$custom-light: #5c507c;
$custom-dark: #000000;

JSON

{
  "hex": "#181249",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 73
  },
  "hsl": {
    "h": 246.545,
    "s": 60.44,
    "l": 17.843
  },
  "oklch": {
    "l": 0.23215,
    "c": 0.09749,
    "h": 280.5
  },
  "luminance": 0.01108
}

Semantic roles & 50–950 ramp

primary

#181249

secondary

#7A8235

accent

#E444D2

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040209

muted

#79787B

Preview Lab

Preview with #181249

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

Preview Lab → · Contrast checker → · Palette generator →