#365FBA#365FBA

#365FBA is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.6% C 0.151 H 263.7°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#365FBA
RGB	rgb(54, 95, 186)
HSL	hsl(221, 55%, 47%)
HSV	hsv(221, 71%, 73%)
CMYK	cmyk(71%, 48.9%, 0%, 27.1%)
CIE-LAB	lab(42.02, 16.92, -52.28)
CIE-LCH	lch(42.02, 54.95, 287.93°)
OKLab	oklab(50.6% -0.0167 -0.15)
OKLCH	oklch(50.6% 0.151 263.7)
XYZ	xyz(14.4733, 12.5124, 48.0972)
Luminance	0.1251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365FBA #BA9136

analogous

#36A1BA #365FBA #4F36BA

triadic

#365FBA #BA365F #5FBA36

tetradic

#365FBA #BA36A1 #BA9136 #36BA4F

square

#365FBA #BA36A1 #BA9136 #36BA4F

split-complementary

#365FBA #BA4F36 #A1BA36

monochromatic

#1A2F5B #28478B #365FBA #5D81D0 #8DA6DE

Accessibility & contrast

On white

6.00

#365FBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#365FBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365FBA

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365FBA	#FFFFFF	#000000	##FFFFFF
##365FBA	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C6ABD

Deuteranopia (green-blind)

#005DB8

Tritanopia (blue-blind)

#007483

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #365fba;
/* rgb */ color: rgb(54, 95, 186);
/* oklch */ color: oklch(50.6% 0.151 263.7);

Tailwind

colors: {
  custom: {
    50: '#7d8bcf',
    500: '#365fba',
    950: '#000000',
  },
}

SCSS

$custom: #365fba;
$custom-light: #7d8bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#365fba",
  "rgb": {
    "r": 54,
    "g": 95,
    "b": 186
  },
  "hsl": {
    "h": 221.364,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.50598,
    "c": 0.15095,
    "h": 263.7
  },
  "luminance": 0.12514
}

Semantic roles & 50–950 ramp

primary

#365FBA

secondary

#C8B384

accent

#B049DE

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #365FBA

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

Preview Lab → · Contrast checker → · Palette generator →