#181361#181361

#181361 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.1% C 0.130 H 275.3°. Best body text is #FFFFFF at 16.10:1 contrast (WCAG AA passes).

Color values

HEX	#181361
RGB	rgb(24, 19, 97)
HSL	hsl(244, 67%, 23%)
HSV	hsv(244, 80%, 38%)
CMYK	cmyk(75.3%, 80.4%, 0%, 62%)
CIE-LAB	lab(12.75, 29.87, -44.84)
CIE-LCH	lch(12.75, 53.88, 303.67°)
OKLab	oklab(26.08% 0.012 -0.1297)
OKLCH	oklch(26.08% 0.13 275.3)
XYZ	xyz(2.7665, 1.5227, 11.4551)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181361 #5C6113

analogous

#133561 #181361 #3F1361

triadic

#181361 #611813 #136118

tetradic

#181361 #611335 #5C6113 #13613F

square

#181361 #611335 #5C6113 #13613F

split-complementary

#181361 #613F13 #356113

monochromatic

#06051A #0B092E #181361 #251D94 #3127C7

Accessibility & contrast

On white

16.10

#181361 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#181361 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181361

16.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181361	#FFFFFF	#000000	##FFFFFF
##181361	1.00	16.10	1.30	16.10
#FFFFFF	16.10	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002463

Deuteranopia (green-blind)

#001D60

Tritanopia (blue-blind)

#002A39

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #181361;
/* rgb */ color: rgb(24, 19, 97);
/* oklch */ color: oklch(26.1% 0.130 275.3);

Tailwind

colors: {
  custom: {
    50: '#62528f',
    500: '#181361',
    950: '#000000',
  },
}

SCSS

$custom: #181361;
$custom-light: #62528f;
$custom-dark: #000000;

JSON

{
  "hex": "#181361",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 97
  },
  "hsl": {
    "h": 243.846,
    "s": 67.241,
    "l": 22.745
  },
  "oklch": {
    "l": 0.26079,
    "c": 0.13021,
    "h": 275.3
  },
  "luminance": 0.01523
}

Semantic roles & 50–950 ramp

primary

#181361

secondary

#939937

accent

#EA3EDF

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #181361

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

Preview Lab → · Contrast checker → · Palette generator →