#365BCD#365BCD

#365BCD is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.2% C 0.182 H 266.3°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#365BCD
RGB	rgb(54, 91, 205)
HSL	hsl(225, 60%, 51%)
HSV	hsv(225, 74%, 80%)
CMYK	cmyk(73.7%, 55.6%, 0%, 19.6%)
CIE-LAB	lab(42.27, 26.52, -62.90)
CIE-LCH	lch(42.27, 68.26, 292.86°)
OKLab	oklab(51.21% -0.0116 -0.1813)
OKLCH	oklch(51.21% 0.182 266.3)
XYZ	xyz(16.2780, 12.6725, 59.3339)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365BCD #CDA836

analogous

#36A6CD #365BCD #5C36CD

triadic

#365BCD #CD365B #5BCD36

tetradic

#365BCD #CD36A6 #CDA836 #36CD5C

square

#365BCD #CD36A6 #CDA836 #36CD5C

split-complementary

#365BCD #CD5C36 #A6CD36

monochromatic

#1B2F6D #27459E #365BCD #6783D9 #98ABE5

Accessibility & contrast

On white

5.94

#365BCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#365BCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365BCD

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365BCD	#FFFFFF	#000000	##FFFFFF
##365BCD	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD1

Deuteranopia (green-blind)

#005DCB

Tritanopia (blue-blind)

#00778B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #365bcd;
/* rgb */ color: rgb(54, 91, 205);
/* oklch */ color: oklch(51.2% 0.182 266.3);

Tailwind

colors: {
  custom: {
    50: '#8188dd',
    500: '#365bcd',
    950: '#000000',
  },
}

SCSS

$custom: #365bcd;
$custom-light: #8188dd;
$custom-dark: #000000;

JSON

{
  "hex": "#365bcd",
  "rgb": {
    "r": 54,
    "g": 91,
    "b": 205
  },
  "hsl": {
    "h": 225.298,
    "s": 60.159,
    "l": 50.784
  },
  "oklch": {
    "l": 0.51207,
    "c": 0.18171,
    "h": 266.3
  },
  "luminance": 0.12674
}

Semantic roles & 50–950 ramp

primary

#365BCD

secondary

#D1C08E

accent

#BC44E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365BCD

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

Preview Lab → · Contrast checker → · Palette generator →