#363BB9#363BB9

#363BB9 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.6% C 0.193 H 273.3°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#363BB9
RGB	rgb(54, 59, 185)
HSL	hsl(238, 55%, 47%)
HSV	hsv(238, 71%, 73%)
CMYK	cmyk(70.8%, 68.1%, 0%, 27.5%)
CIE-LAB	lab(32.73, 39.66, -66.81)
CIE-LCH	lch(32.73, 77.69, 300.70°)
OKLab	oklab(43.65% 0.0111 -0.1931)
OKLCH	oklch(43.65% 0.193 273.3)
XYZ	xyz(11.8393, 7.4138, 46.6966)
Luminance	0.0741 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#363BB9 #B9B436

analogous

#367DB9 #363BB9 #7336B9

triadic

#363BB9 #B9363B #3BB936

tetradic

#363BB9 #B9367D #B9B436 #36B973

square

#363BB9 #B9367D #B9B436 #36B973

split-complementary

#363BB9 #B97336 #7DB936

monochromatic

#1A1D5A #282C8A #363BB9 #5D61D0 #8C8FDD

Accessibility & contrast

On white

8.46

#363BB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#363BB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363BB9

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363BB9	#FFFFFF	#000000	##FFFFFF
##363BB9	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BD

Deuteranopia (green-blind)

#0047B7

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #363bb9;
/* rgb */ color: rgb(54, 59, 185);
/* oklch */ color: oklch(43.6% 0.193 273.3);

Tailwind

colors: {
  custom: {
    50: '#7f71cf',
    500: '#363bb9',
    950: '#000000',
  },
}

SCSS

$custom: #363bb9;
$custom-light: #7f71cf;
$custom-dark: #000000;

JSON

{
  "hex": "#363bb9",
  "rgb": {
    "r": 54,
    "g": 59,
    "b": 185
  },
  "hsl": {
    "h": 237.71,
    "s": 54.812,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43647,
    "c": 0.19341,
    "h": 273.3
  },
  "luminance": 0.07415
}

Semantic roles & 50–950 ramp

primary

#363BB9

secondary

#C8C583

accent

#D84ADE

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #363BB9

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

Preview Lab → · Contrast checker → · Palette generator →