#363CAF#363CAF

#363CAF is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.9% C 0.179 H 273.7°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#363CAF
RGB	rgb(54, 60, 175)
HSL	hsl(237, 53%, 45%)
HSV	hsv(237, 69%, 69%)
CMYK	cmyk(69.1%, 65.7%, 0%, 31.4%)
CIE-LAB	lab(32.06, 35.58, -61.98)
CIE-LCH	lch(32.06, 71.46, 299.86°)
OKLab	oklab(42.88% 0.0114 -0.179)
OKLCH	oklch(42.88% 0.179 273.7)
XYZ	xyz(10.8725, 7.1101, 41.3485)
Luminance	0.0711 (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

#363CAF #AFA936

analogous

#3678AF #363CAF #6D36AF

triadic

#363CAF #AF363C #3CAF36

tetradic

#363CAF #AF3678 #AFA936 #36AF6D

square

#363CAF #AF3678 #AFA936 #36AF6D

split-complementary

#363CAF #AF6D36 #78AF36

monochromatic

#191C51 #282C80 #363CAF #575DCB #868ADA

Accessibility & contrast

On white

8.67

#363CAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#363CAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363CAF

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363CAF	#FFFFFF	#000000	##FFFFFF
##363CAF	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B3

Deuteranopia (green-blind)

#0046AD

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #363caf;
/* rgb */ color: rgb(54, 60, 175);
/* oklch */ color: oklch(42.9% 0.179 273.7);

Tailwind

colors: {
  custom: {
    50: '#7d72c8',
    500: '#363caf',
    950: '#000000',
  },
}

SCSS

$custom: #363caf;
$custom-light: #7d72c8;
$custom-dark: #000000;

JSON

{
  "hex": "#363caf",
  "rgb": {
    "r": 54,
    "g": 60,
    "b": 175
  },
  "hsl": {
    "h": 237.025,
    "s": 52.838,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4288,
    "c": 0.17933,
    "h": 273.7
  },
  "luminance": 0.07111
}

Semantic roles & 50–950 ramp

primary

#363CAF

secondary

#C3C07D

accent

#D54CDC

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #363CAF

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

Preview Lab → · Contrast checker → · Palette generator →