#365CD4#365CD4

#365CD4 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.0% C 0.190 H 266.4°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#365CD4
RGB	rgb(54, 92, 212)
HSL	hsl(226, 65%, 52%)
HSV	hsv(226, 75%, 83%)
CMYK	cmyk(74.5%, 56.6%, 0%, 16.9%)
CIE-LAB	lab(43.05, 28.45, -65.65)
CIE-LCH	lch(43.05, 71.55, 293.43°)
OKLab	oklab(51.96% -0.012 -0.1894)
OKLCH	oklch(51.96% 0.19 266.4)
XYZ	xyz(17.2280, 13.1901, 63.9126)
Luminance	0.1319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365CD4 #D4AE36

analogous

#36ABD4 #365CD4 #5F36D4

triadic

#365CD4 #D4365C #5CD436

tetradic

#365CD4 #D436AB #D4AE36 #36D45F

square

#365CD4 #D436AB #D4AE36 #36D45F

split-complementary

#365CD4 #D45F36 #ABD436

monochromatic

#193076 #2444A9 #365CD4 #6885DF #9BAEEA

Accessibility & contrast

On white

5.77

#365CD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#365CD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365CD4

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365CD4	#FFFFFF	#000000	##FFFFFF
##365CD4	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD8

Deuteranopia (green-blind)

#005FD2

Tritanopia (blue-blind)

#007A8F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #365cd4;
/* rgb */ color: rgb(54, 92, 212);
/* oklch */ color: oklch(52.0% 0.190 266.4);

Tailwind

colors: {
  custom: {
    50: '#8389e2',
    500: '#365cd4',
    950: '#000000',
  },
}

SCSS

$custom: #365cd4;
$custom-light: #8389e2;
$custom-dark: #000000;

JSON

{
  "hex": "#365cd4",
  "rgb": {
    "r": 54,
    "g": 92,
    "b": 212
  },
  "hsl": {
    "h": 225.57,
    "s": 64.754,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51959,
    "c": 0.18978,
    "h": 266.4
  },
  "luminance": 0.13192
}

Semantic roles & 50–950 ramp

primary

#365CD4

secondary

#D5C590

accent

#BF40E8

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0C0B15

muted

#7D7C84

Preview Lab

Preview with #365CD4

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

Preview Lab → · Contrast checker → · Palette generator →