#181775#181775

#181775 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.0% C 0.152 H 272.1°. Best body text is #FFFFFF at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#181775
RGB	rgb(24, 23, 117)
HSL	hsl(241, 67%, 27%)
HSV	hsv(241, 80%, 46%)
CMYK	cmyk(79.5%, 80.3%, 0%, 54.1%)
CIE-LAB	lab(15.96, 34.60, -52.65)
CIE-LCH	lch(15.96, 63.00, 303.32°)
OKLab	oklab(29.04% 0.0055 -0.1524)
OKLCH	oklch(29.04% 0.152 272.1)
XYZ	xyz(3.8929, 2.0909, 17.0246)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181775 #747517

analogous

#174575 #181775 #471775

triadic

#181775 #751817 #177518

tetradic

#181775 #751745 #747517 #177547

square

#181775 #751745 #747517 #177547

split-complementary

#181775 #754717 #457517

monochromatic

#05051A #0E0D42 #181775 #2221A8 #3230D6

Accessibility & contrast

On white

14.81

#181775 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#181775 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181775

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181775	#FFFFFF	#000000	##FFFFFF
##181775	1.00	14.81	1.42	14.81
#FFFFFF	14.81	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C78

Deuteranopia (green-blind)

#002373

Tritanopia (blue-blind)

#003345

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #181775;
/* rgb */ color: rgb(24, 23, 117);
/* oklch */ color: oklch(29.0% 0.152 272.1);

Tailwind

colors: {
  custom: {
    50: '#67569e',
    500: '#181775',
    950: '#000000',
  },
}

SCSS

$custom: #181775;
$custom-light: #67569e;
$custom-dark: #000000;

JSON

{
  "hex": "#181775",
  "rgb": {
    "r": 24,
    "g": 23,
    "b": 117
  },
  "hsl": {
    "h": 240.638,
    "s": 67.143,
    "l": 27.451
  },
  "oklch": {
    "l": 0.29038,
    "c": 0.15249,
    "h": 272.1
  },
  "luminance": 0.02091
}

Semantic roles & 50–950 ramp

primary

#181775

secondary

#A9AA3D

accent

#EA3EE8

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #181775

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

Preview Lab → · Contrast checker → · Palette generator →