#365EB2#365EB2

#365EB2 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.8% C 0.141 H 263.1°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#365EB2
RGB	rgb(54, 94, 178)
HSL	hsl(221, 53%, 45%)
HSV	hsv(221, 70%, 70%)
CMYK	cmyk(69.7%, 47.2%, 0%, 30.2%)
CIE-LAB	lab(41.22, 14.60, -48.89)
CIE-LCH	lch(41.22, 51.02, 286.63°)
OKLab	oklab(49.82% -0.0169 -0.14)
OKLCH	oklch(49.82% 0.141 263.1)
XYZ	xyz(13.5571, 12.0027, 43.7131)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365EB2 #B28A36

analogous

#369CB2 #365EB2 #4C36B2

triadic

#365EB2 #B2365E #5EB236

tetradic

#365EB2 #B2369C #B28A36 #36B24C

square

#365EB2 #B2369C #B28A36 #36B24C

split-complementary

#365EB2 #B24C36 #9CB236

monochromatic

#1A2C54 #284583 #365EB2 #597ECD #88A2DB

Accessibility & contrast

On white

6.18

#365EB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#365EB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365EB2

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365EB2	#FFFFFF	#000000	##FFFFFF
##365EB2	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3267B5

Deuteranopia (green-blind)

#175CB0

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #365eb2;
/* rgb */ color: rgb(54, 94, 178);
/* oklch */ color: oklch(49.8% 0.141 263.1);

Tailwind

colors: {
  custom: {
    50: '#7c8bc9',
    500: '#365eb2',
    950: '#000000',
  },
}

SCSS

$custom: #365eb2;
$custom-light: #7c8bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#365eb2",
  "rgb": {
    "r": 54,
    "g": 94,
    "b": 178
  },
  "hsl": {
    "h": 220.645,
    "s": 53.448,
    "l": 45.49
  },
  "oklch": {
    "l": 0.49821,
    "c": 0.14107,
    "h": 263.1
  },
  "luminance": 0.12004
}

Semantic roles & 50–950 ramp

primary

#365EB2

secondary

#C5AE7F

accent

#AE4BDD

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #365EB2

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

Preview Lab → · Contrast checker → · Palette generator →