#363DB7#363DB7

#363DB7 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.8% C 0.189 H 273.0°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#363DB7
RGB	rgb(54, 61, 183)
HSL	hsl(237, 54%, 46%)
HSV	hsv(237, 70%, 72%)
CMYK	cmyk(70.5%, 66.7%, 0%, 28.2%)
CIE-LAB	lab(33.00, 37.74, -65.17)
CIE-LCH	lch(33.00, 75.31, 300.07°)
OKLab	oklab(43.79% 0.01 -0.1883)
OKLCH	oklch(43.79% 0.189 273)
XYZ	xyz(11.7344, 7.5395, 45.6274)
Luminance	0.0754 (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

#363DB7 #B7B036

analogous

#367EB7 #363DB7 #7036B7

triadic

#363DB7 #B7363D #3DB736

tetradic

#363DB7 #B7367E #B7B036 #36B770

square

#363DB7 #B7367E #B7B036 #36B770

split-complementary

#363DB7 #B77036 #7EB736

monochromatic

#1A1D58 #282D88 #363DB7 #5B62CF #8B8FDD

Accessibility & contrast

On white

8.37

#363DB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#363DB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363DB7

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363DB7	#FFFFFF	#000000	##FFFFFF
##363DB7	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BB

Deuteranopia (green-blind)

#0048B5

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #363db7;
/* rgb */ color: rgb(54, 61, 183);
/* oklch */ color: oklch(43.8% 0.189 273.0);

Tailwind

colors: {
  custom: {
    50: '#7f73ce',
    500: '#363db7',
    950: '#000000',
  },
}

SCSS

$custom: #363db7;
$custom-light: #7f73ce;
$custom-dark: #000000;

JSON

{
  "hex": "#363db7",
  "rgb": {
    "r": 54,
    "g": 61,
    "b": 183
  },
  "hsl": {
    "h": 236.744,
    "s": 54.43,
    "l": 46.471
  },
  "oklch": {
    "l": 0.4379,
    "c": 0.18858,
    "h": 273
  },
  "luminance": 0.07541
}

Semantic roles & 50–950 ramp

primary

#363DB7

secondary

#C7C382

accent

#D64ADE

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #363DB7

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

Preview Lab → · Contrast checker → · Palette generator →