#365DB5#365DB5

#365DB5 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.8% C 0.146 H 263.9°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#365DB5
RGB	rgb(54, 93, 181)
HSL	hsl(222, 54%, 46%)
HSV	hsv(222, 70%, 71%)
CMYK	cmyk(70.2%, 48.6%, 0%, 29%)
CIE-LAB	lab(41.13, 16.36, -50.79)
CIE-LCH	lch(41.13, 53.36, 287.86°)
OKLab	oklab(49.82% -0.0156 -0.1457)
OKLCH	oklch(49.82% 0.146 263.9)
XYZ	xyz(13.7732, 11.9478, 45.2874)
Luminance	0.1195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365DB5 #B58E36

analogous

#369CB5 #365DB5 #4E36B5

triadic

#365DB5 #B5365D #5DB536

tetradic

#365DB5 #B5369C #B58E36 #36B54E

square

#365DB5 #B5369C #B58E36 #36B54E

split-complementary

#365DB5 #B54E36 #9CB536

monochromatic

#1A2D57 #284586 #365DB5 #5A7ECE #89A3DC

Accessibility & contrast

On white

6.20

#365DB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#365DB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365DB5

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365DB5	#FFFFFF	#000000	##FFFFFF
##365DB5	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D67B8

Deuteranopia (green-blind)

#085CB3

Tritanopia (blue-blind)

#007280

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #365db5;
/* rgb */ color: rgb(54, 93, 181);
/* oklch */ color: oklch(49.8% 0.146 263.9);

Tailwind

colors: {
  custom: {
    50: '#7c8acc',
    500: '#365db5',
    950: '#000000',
  },
}

SCSS

$custom: #365db5;
$custom-light: #7c8acc;
$custom-dark: #000000;

JSON

{
  "hex": "#365db5",
  "rgb": {
    "r": 54,
    "g": 93,
    "b": 181
  },
  "hsl": {
    "h": 221.575,
    "s": 54.043,
    "l": 46.078
  },
  "oklch": {
    "l": 0.49816,
    "c": 0.14649,
    "h": 263.9
  },
  "luminance": 0.11949
}

Semantic roles & 50–950 ramp

primary

#365DB5

secondary

#C6B181

accent

#B04ADD

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #365DB5

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

Preview Lab → · Contrast checker → · Palette generator →