#181365#181365

#181365 is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.6% C 0.136 H 274.7°. Best body text is #FFFFFF at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#181365
RGB	rgb(24, 19, 101)
HSL	hsl(244, 68%, 24%)
HSV	hsv(244, 81%, 40%)
CMYK	cmyk(76.2%, 81.2%, 0%, 60.4%)
CIE-LAB	lab(13.23, 31.30, -46.72)
CIE-LCH	lch(13.23, 56.23, 303.82°)
OKLab	oklab(26.55% 0.011 -0.1351)
OKLCH	oklch(26.55% 0.136 274.7)
XYZ	xyz(2.9577, 1.5992, 12.4622)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181365 #606513

analogous

#133765 #181365 #411365

triadic

#181365 #651813 #136518

tetradic

#181365 #651337 #606513 #136541

square

#181365 #651337 #606513 #136541

split-complementary

#181365 #654113 #376513

monochromatic

#06051A #0C0931 #181365 #241D99 #3026CC

Accessibility & contrast

On white

15.91

#181365 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#181365 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181365

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181365	#FFFFFF	#000000	##FFFFFF
##181365	1.00	15.91	1.32	15.91
#FFFFFF	15.91	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002667

Deuteranopia (green-blind)

#001E64

Tritanopia (blue-blind)

#002B3B

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #181365;
/* rgb */ color: rgb(24, 19, 101);
/* oklch */ color: oklch(26.6% 0.136 274.7);

Tailwind

colors: {
  custom: {
    50: '#635292',
    500: '#181365',
    950: '#000000',
  },
}

SCSS

$custom: #181365;
$custom-light: #635292;
$custom-dark: #000000;

JSON

{
  "hex": "#181365",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 101
  },
  "hsl": {
    "h": 243.659,
    "s": 68.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.26553,
    "c": 0.13556,
    "h": 274.7
  },
  "luminance": 0.016
}

Semantic roles & 50–950 ramp

primary

#181365

secondary

#969D37

accent

#EB3DE1

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #181365

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

Preview Lab → · Contrast checker → · Palette generator →