#365FCC#365FCC

#365FCC is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.9% C 0.175 H 265.2°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#365FCC
RGB	rgb(54, 95, 204)
HSL	hsl(224, 60%, 51%)
HSV	hsv(224, 74%, 80%)
CMYK	cmyk(73.5%, 53.4%, 0%, 20%)
CIE-LAB	lab(43.25, 23.58, -60.73)
CIE-LCH	lch(43.25, 65.14, 291.22°)
OKLab	oklab(51.93% -0.0147 -0.1749)
OKLCH	oklch(51.93% 0.176 265.2)
XYZ	xyz(16.5088, 13.3265, 58.8173)
Luminance	0.1333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365FCC #CCA336

analogous

#36AACC #365FCC #5836CC

triadic

#365FCC #CC365F #5FCC36

tetradic

#365FCC #CC36AA #CCA336 #36CC58

square

#365FCC #CC36AA #CCA336 #36CC58

split-complementary

#365FCC #CC5836 #AACC36

monochromatic

#1B326C #28489D #365FCC #6786D8 #98ADE5

Accessibility & contrast

On white

5.73

#365FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#365FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365FCC

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365FCC	#FFFFFF	#000000	##FFFFFF
##365FCC	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#086DD0

Deuteranopia (green-blind)

#0060CA

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #365fcc;
/* rgb */ color: rgb(54, 95, 204);
/* oklch */ color: oklch(51.9% 0.175 265.2);

Tailwind

colors: {
  custom: {
    50: '#818bdc',
    500: '#365fcc',
    950: '#000000',
  },
}

SCSS

$custom: #365fcc;
$custom-light: #818bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#365fcc",
  "rgb": {
    "r": 54,
    "g": 95,
    "b": 204
  },
  "hsl": {
    "h": 223.6,
    "s": 59.524,
    "l": 50.588
  },
  "oklch": {
    "l": 0.51927,
    "c": 0.1755,
    "h": 265.2
  },
  "luminance": 0.13328
}

Semantic roles & 50–950 ramp

primary

#365FCC

secondary

#D0BE8E

accent

#B845E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #365FCC

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

Preview Lab → · Contrast checker → · Palette generator →