#181368#181368

#181368 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 26.9% C 0.140 H 274.2°. Best body text is #FFFFFF at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#181368
RGB	rgb(24, 19, 104)
HSL	hsl(244, 69%, 24%)
HSV	hsv(244, 82%, 41%)
CMYK	cmyk(76.9%, 81.7%, 0%, 59.2%)
CIE-LAB	lab(13.59, 32.35, -48.10)
CIE-LCH	lch(13.59, 57.97, 303.93°)
OKLab	oklab(26.91% 0.0103 -0.1391)
OKLCH	oklch(26.91% 0.14 274.2)
XYZ	xyz(3.1074, 1.6591, 13.2505)
Luminance	0.0166 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181368 #636813

analogous

#133968 #181368 #431368

triadic

#181368 #681813 #136818

tetradic

#181368 #681339 #636813 #136843

square

#181368 #681339 #636813 #136843

split-complementary

#181368 #684313 #396813

monochromatic

#06051A #0C0A34 #181368 #241C9C #3026CF

Accessibility & contrast

On white

15.77

#181368 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#181368 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181368

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181368	#FFFFFF	#000000	##FFFFFF
##181368	1.00	15.77	1.33	15.77
#FFFFFF	15.77	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00276A

Deuteranopia (green-blind)

#001F67

Tritanopia (blue-blind)

#002D3D

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #181368;
/* rgb */ color: rgb(24, 19, 104);
/* oklch */ color: oklch(26.9% 0.140 274.2);

Tailwind

colors: {
  custom: {
    50: '#645294',
    500: '#181368',
    950: '#000000',
  },
}

SCSS

$custom: #181368;
$custom-light: #645294;
$custom-dark: #000000;

JSON

{
  "hex": "#181368",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 104
  },
  "hsl": {
    "h": 243.529,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.26912,
    "c": 0.13951,
    "h": 274.2
  },
  "luminance": 0.01659
}

Semantic roles & 50–950 ramp

primary

#181368

secondary

#999F37

accent

#EC3CE2

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#06020D

muted

#7A787E

Preview Lab

Preview with #181368

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

Preview Lab → · Contrast checker → · Palette generator →