#181885#181885

#181885 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.1% C 0.172 H 270.6°. Best body text is #FFFFFF at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#181885
RGB	rgb(24, 24, 133)
HSL	hsl(240, 69%, 31%)
HSV	hsv(240, 82%, 52%)
CMYK	cmyk(82%, 82%, 0%, 47.8%)
CIE-LAB	lab(18.10, 39.56, -59.30)
CIE-LCH	lch(18.10, 71.28, 303.70°)
OKLab	oklab(31.11% 0.0017 -0.1717)
OKLCH	oklch(31.11% 0.172 270.6)
XYZ	xyz(4.9355, 2.5403, 22.4160)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181885 #858518

analogous

#184E85 #181885 #4E1885

triadic

#181885 #851818 #188518

tetradic

#181885 #85184E #858518 #18854E

square

#181885 #85184E #858518 #18854E

split-complementary

#181885 #854E18 #4E8518

monochromatic

#05051D #0F0F51 #181885 #2121B9 #3C3CDC

Accessibility & contrast

On white

13.92

#181885 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#181885 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181885

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181885	#FFFFFF	#000000	##FFFFFF
##181885	1.00	13.92	1.51	13.92
#FFFFFF	13.92	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003288

Deuteranopia (green-blind)

#002683

Tritanopia (blue-blind)

#003A4F

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #181885;
/* rgb */ color: rgb(24, 24, 133);
/* oklch */ color: oklch(31.1% 0.172 270.6);

Tailwind

colors: {
  custom: {
    50: '#6b57aa',
    500: '#181885',
    950: '#000000',
  },
}

SCSS

$custom: #181885;
$custom-light: #6b57aa;
$custom-dark: #000000;

JSON

{
  "hex": "#181885",
  "rgb": {
    "r": 24,
    "g": 24,
    "b": 133
  },
  "hsl": {
    "h": 240,
    "s": 69.427,
    "l": 30.784
  },
  "oklch": {
    "l": 0.31108,
    "c": 0.17171,
    "h": 270.6
  },
  "luminance": 0.02541
}

Semantic roles & 50–950 ramp

primary

#181885

secondary

#B9B940

accent

#EC3CEC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #181885

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

Preview Lab → · Contrast checker → · Palette generator →