#363DAF#363DAF

#363DAF is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.1% C 0.178 H 273.4°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#363DAF
RGB	rgb(54, 61, 175)
HSL	hsl(237, 53%, 45%)
HSV	hsv(237, 69%, 69%)
CMYK	cmyk(69.1%, 65.1%, 0%, 31.4%)
CIE-LAB	lab(32.29, 34.95, -61.59)
CIE-LCH	lch(32.29, 70.81, 299.57°)
OKLab	oklab(43.05% 0.0107 -0.1778)
OKLCH	oklch(43.05% 0.178 273.4)
XYZ	xyz(10.9253, 7.2159, 41.3662)
Luminance	0.0722 (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

#363DAF #AFA836

analogous

#3679AF #363DAF #6C36AF

triadic

#363DAF #AF363D #3DAF36

tetradic

#363DAF #AF3679 #AFA836 #36AF6C

square

#363DAF #AF3679 #AFA836 #36AF6C

split-complementary

#363DAF #AF6C36 #79AF36

monochromatic

#191C51 #282D80 #363DAF #575ECB #868BDA

Accessibility & contrast

On white

8.59

#363DAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#363DAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #363DAF

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##363DAF	#FFFFFF	#000000	##FFFFFF
##363DAF	1.00	8.59	2.44	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B3

Deuteranopia (green-blind)

#0046AD

Tritanopia (blue-blind)

#005B70

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #363daf;
/* rgb */ color: rgb(54, 61, 175);
/* oklch */ color: oklch(43.1% 0.178 273.4);

Tailwind

colors: {
  custom: {
    50: '#7d73c8',
    500: '#363daf',
    950: '#000000',
  },
}

SCSS

$custom: #363daf;
$custom-light: #7d73c8;
$custom-dark: #000000;

JSON

{
  "hex": "#363daf",
  "rgb": {
    "r": 54,
    "g": 61,
    "b": 175
  },
  "hsl": {
    "h": 236.529,
    "s": 52.838,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43053,
    "c": 0.17813,
    "h": 273.4
  },
  "luminance": 0.07217
}

Semantic roles & 50–950 ramp

primary

#363DAF

secondary

#C3BF7D

accent

#D44CDC

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #363DAF

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

Preview Lab → · Contrast checker → · Palette generator →