#365FBC#365FBC

#365FBC is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.7% C 0.154 H 263.9°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#365FBC
RGB	rgb(54, 95, 188)
HSL	hsl(222, 55%, 47%)
HSV	hsv(222, 71%, 74%)
CMYK	cmyk(71.3%, 49.5%, 0%, 26.3%)
CIE-LAB	lab(42.15, 17.66, -53.24)
CIE-LCH	lch(42.15, 56.09, 288.35°)
OKLab	oklab(50.74% -0.0164 -0.1528)
OKLCH	oklch(50.74% 0.154 263.9)
XYZ	xyz(14.6874, 12.5980, 49.2248)
Luminance	0.1260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365FBC #BC9336

analogous

#36A2BC #365FBC #5036BC

triadic

#365FBC #BC365F #5FBC36

tetradic

#365FBC #BC36A2 #BC9336 #36BC50

square

#365FBC #BC36A2 #BC9336 #36BC50

split-complementary

#365FBC #BC5036 #A2BC36

monochromatic

#1B2F5D #28478C #365FBC #5E81D1 #8EA7DF

Accessibility & contrast

On white

5.97

#365FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#365FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365FBC

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365FBC	#FFFFFF	#000000	##FFFFFF
##365FBC	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A6ABF

Deuteranopia (green-blind)

#005EBA

Tritanopia (blue-blind)

#007584

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #365fbc;
/* rgb */ color: rgb(54, 95, 188);
/* oklch */ color: oklch(50.7% 0.154 263.9);

Tailwind

colors: {
  custom: {
    50: '#7e8bd1',
    500: '#365fbc',
    950: '#000000',
  },
}

SCSS

$custom: #365fbc;
$custom-light: #7e8bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#365fbc",
  "rgb": {
    "r": 54,
    "g": 95,
    "b": 188
  },
  "hsl": {
    "h": 221.642,
    "s": 55.372,
    "l": 47.451
  },
  "oklch": {
    "l": 0.50741,
    "c": 0.15372,
    "h": 263.9
  },
  "luminance": 0.126
}

Semantic roles & 50–950 ramp

primary

#365FBC

secondary

#C9B485

accent

#B149DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #365FBC

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

Preview Lab → · Contrast checker → · Palette generator →