#365DC5#365DC5

#365DC5 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.0% C 0.168 H 265.3°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#365DC5
RGB	rgb(54, 93, 197)
HSL	hsl(224, 57%, 49%)
HSV	hsv(224, 73%, 77%)
CMYK	cmyk(72.6%, 52.8%, 0%, 22.7%)
CIE-LAB	lab(42.22, 22.28, -58.36)
CIE-LCH	lch(42.22, 62.47, 290.90°)
OKLab	oklab(50.99% -0.0137 -0.1679)
OKLCH	oklch(50.99% 0.168 265.3)
XYZ	xyz(15.5102, 12.6425, 54.4353)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365DC5 #C59E36

analogous

#36A5C5 #365DC5 #5636C5

triadic

#365DC5 #C5365D #5DC536

tetradic

#365DC5 #C536A5 #C59E36 #36C556

square

#365DC5 #C536A5 #C59E36 #36C556

split-complementary

#365DC5 #C55636 #A5C536

monochromatic

#1C3065 #294695 #365DC5 #6482D4 #94A9E2

Accessibility & contrast

On white

5.95

#365DC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#365DC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365DC5

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365DC5	#FFFFFF	#000000	##FFFFFF
##365DC5	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#136BC9

Deuteranopia (green-blind)

#005DC3

Tritanopia (blue-blind)

#007688

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #365dc5;
/* rgb */ color: rgb(54, 93, 197);
/* oklch */ color: oklch(51.0% 0.168 265.3);

Tailwind

colors: {
  custom: {
    50: '#808ad7',
    500: '#365dc5',
    950: '#000000',
  },
}

SCSS

$custom: #365dc5;
$custom-light: #808ad7;
$custom-dark: #000000;

JSON

{
  "hex": "#365dc5",
  "rgb": {
    "r": 54,
    "g": 93,
    "b": 197
  },
  "hsl": {
    "h": 223.636,
    "s": 56.972,
    "l": 49.216
  },
  "oklch": {
    "l": 0.50989,
    "c": 0.16849,
    "h": 265.3
  },
  "luminance": 0.12644
}

Semantic roles & 50–950 ramp

primary

#365DC5

secondary

#CDBB8A

accent

#B748E0

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #365DC5

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

Preview Lab → · Contrast checker → · Palette generator →