#365EB8#365EB8

#365EB8 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.2% C 0.149 H 263.8°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#365EB8
RGB	rgb(54, 94, 184)
HSL	hsl(222, 55%, 47%)
HSV	hsv(222, 71%, 72%)
CMYK	cmyk(70.7%, 48.9%, 0%, 27.8%)
CIE-LAB	lab(41.61, 16.82, -51.78)
CIE-LCH	lch(41.61, 54.44, 288.00°)
OKLab	oklab(50.24% -0.0161 -0.1486)
OKLCH	oklch(50.24% 0.149 263.8)
XYZ	xyz(14.1727, 12.2489, 46.9555)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365EB8 #B89036

analogous

#369FB8 #365EB8 #4F36B8

triadic

#365EB8 #B8365E #5EB836

tetradic

#365EB8 #B8369F #B89036 #36B84F

square

#365EB8 #B8369F #B89036 #36B84F

split-complementary

#365EB8 #B84F36 #9FB836

monochromatic

#1A2E59 #284689 #365EB8 #5C7FCF #8BA4DD

Accessibility & contrast

On white

6.09

#365EB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#365EB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365EB8

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365EB8	#FFFFFF	#000000	##FFFFFF
##365EB8	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C68BB

Deuteranopia (green-blind)

#025DB6

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #365eb8;
/* rgb */ color: rgb(54, 94, 184);
/* oklch */ color: oklch(50.2% 0.149 263.8);

Tailwind

colors: {
  custom: {
    50: '#7d8bce',
    500: '#365eb8',
    950: '#000000',
  },
}

SCSS

$custom: #365eb8;
$custom-light: #7d8bce;
$custom-dark: #000000;

JSON

{
  "hex": "#365eb8",
  "rgb": {
    "r": 54,
    "g": 94,
    "b": 184
  },
  "hsl": {
    "h": 221.538,
    "s": 54.622,
    "l": 46.667
  },
  "oklch": {
    "l": 0.50243,
    "c": 0.14943,
    "h": 263.8
  },
  "luminance": 0.1225
}

Semantic roles & 50–950 ramp

primary

#365EB8

secondary

#C7B282

accent

#B04ADE

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #365EB8

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

Preview Lab → · Contrast checker → · Palette generator →