#365FC7#365FC7

#365FC7 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.5% C 0.169 H 264.8°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#365FC7
RGB	rgb(54, 95, 199)
HSL	hsl(223, 57%, 50%)
HSV	hsv(223, 73%, 78%)
CMYK	cmyk(72.9%, 52.3%, 0%, 22%)
CIE-LAB	lab(42.90, 21.73, -58.41)
CIE-LCH	lch(42.90, 62.32, 290.41°)
OKLab	oklab(51.55% -0.0152 -0.1681)
OKLCH	oklch(51.55% 0.169 264.8)
XYZ	xyz(15.9187, 13.0905, 55.7095)
Luminance	0.1309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365FC7 #C79E36

analogous

#36A8C7 #365FC7 #5536C7

triadic

#365FC7 #C7365F #5FC736

tetradic

#365FC7 #C736A8 #C79E36 #36C755

square

#365FC7 #C736A8 #C79E36 #36C755

split-complementary

#365FC7 #C75536 #A8C736

monochromatic

#1C3167 #294897 #365FC7 #6585D5 #95ABE2

Accessibility & contrast

On white

5.80

#365FC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#365FC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365FC7

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365FC7	#FFFFFF	#000000	##FFFFFF
##365FC7	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#186CCB

Deuteranopia (green-blind)

#005FC5

Tritanopia (blue-blind)

#00788A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #365fc7;
/* rgb */ color: rgb(54, 95, 199);
/* oklch */ color: oklch(51.5% 0.169 264.8);

Tailwind

colors: {
  custom: {
    50: '#808bd9',
    500: '#365fc7',
    950: '#000000',
  },
}

SCSS

$custom: #365fc7;
$custom-light: #808bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#365fc7",
  "rgb": {
    "r": 54,
    "g": 95,
    "b": 199
  },
  "hsl": {
    "h": 223.034,
    "s": 57.312,
    "l": 49.608
  },
  "oklch": {
    "l": 0.51549,
    "c": 0.16875,
    "h": 264.8
  },
  "luminance": 0.13092
}

Semantic roles & 50–950 ramp

primary

#365FC7

secondary

#CEBB8B

accent

#B547E1

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #365FC7

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

Preview Lab → · Contrast checker → · Palette generator →