#181772#181772

#181772 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.7% C 0.149 H 272.4°. Best body text is #FFFFFF at 14.95:1 contrast (WCAG AA passes).

Color values

HEX	#181772
RGB	rgb(24, 23, 114)
HSL	hsl(241, 66%, 27%)
HSV	hsv(241, 80%, 45%)
CMYK	cmyk(78.9%, 79.8%, 0%, 55.3%)
CIE-LAB	lab(15.60, 33.55, -51.30)
CIE-LCH	lch(15.60, 61.29, 303.18°)
OKLab	oklab(28.68% 0.0062 -0.1485)
OKLCH	oklch(28.68% 0.149 272.4)
XYZ	xyz(3.7193, 2.0215, 16.1105)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181772 #717217

analogous

#174472 #181772 #461772

triadic

#181772 #721817 #177218

tetradic

#181772 #721744 #717217 #177246

square

#181772 #721744 #717217 #177246

split-complementary

#181772 #724617 #447217

monochromatic

#050519 #0D0D3F #181772 #2321A5 #302ED5

Accessibility & contrast

On white

14.95

#181772 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#181772 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181772

14.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181772	#FFFFFF	#000000	##FFFFFF
##181772	1.00	14.95	1.40	14.95
#FFFFFF	14.95	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B75

Deuteranopia (green-blind)

#002270

Tritanopia (blue-blind)

#003244

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #181772;
/* rgb */ color: rgb(24, 23, 114);
/* oklch */ color: oklch(28.7% 0.149 272.4);

Tailwind

colors: {
  custom: {
    50: '#66569c',
    500: '#181772',
    950: '#000000',
  },
}

SCSS

$custom: #181772;
$custom-light: #66569c;
$custom-dark: #000000;

JSON

{
  "hex": "#181772",
  "rgb": {
    "r": 24,
    "g": 23,
    "b": 114
  },
  "hsl": {
    "h": 240.659,
    "s": 66.423,
    "l": 26.863
  },
  "oklch": {
    "l": 0.28681,
    "c": 0.14861,
    "h": 272.4
  },
  "luminance": 0.02022
}

Semantic roles & 50–950 ramp

primary

#181772

secondary

#A6A83D

accent

#E93EE7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #181772

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

Preview Lab → · Contrast checker → · Palette generator →