#365DCD#365DCD

#365DCD is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.6% C 0.179 H 265.8°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#365DCD
RGB	rgb(54, 93, 205)
HSL	hsl(225, 60%, 51%)
HSV	hsv(225, 74%, 80%)
CMYK	cmyk(73.7%, 54.6%, 0%, 19.6%)
CIE-LAB	lab(42.79, 25.24, -62.05)
CIE-LCH	lch(42.79, 66.98, 292.13°)
OKLab	oklab(51.6% -0.0131 -0.1788)
OKLCH	oklch(51.6% 0.179 265.8)
XYZ	xyz(16.4512, 13.0190, 59.3917)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365DCD #CDA636

analogous

#36A8CD #365DCD #5A36CD

triadic

#365DCD #CD365D #5DCD36

tetradic

#365DCD #CD36A8 #CDA636 #36CD5A

square

#365DCD #CD36A8 #CDA636 #36CD5A

split-complementary

#365DCD #CD5A36 #A8CD36

monochromatic

#1B306D #27469E #365DCD #6784D9 #98ACE5

Accessibility & contrast

On white

5.83

#365DCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#365DCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365DCD

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365DCD	#FFFFFF	#000000	##FFFFFF
##365DCD	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD1

Deuteranopia (green-blind)

#005ECB

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #365dcd;
/* rgb */ color: rgb(54, 93, 205);
/* oklch */ color: oklch(51.6% 0.179 265.8);

Tailwind

colors: {
  custom: {
    50: '#818add',
    500: '#365dcd',
    950: '#000000',
  },
}

SCSS

$custom: #365dcd;
$custom-light: #818add;
$custom-dark: #000000;

JSON

{
  "hex": "#365dcd",
  "rgb": {
    "r": 54,
    "g": 93,
    "b": 205
  },
  "hsl": {
    "h": 224.503,
    "s": 60.159,
    "l": 50.784
  },
  "oklch": {
    "l": 0.51603,
    "c": 0.17927,
    "h": 265.8
  },
  "luminance": 0.13021
}

Semantic roles & 50–950 ramp

primary

#365DCD

secondary

#D1C08E

accent

#BA44E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365DCD

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

Preview Lab → · Contrast checker → · Palette generator →