#365DC7#365DC7

#365DC7 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.1% C 0.171 H 265.5°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#365DC7
RGB	rgb(54, 93, 199)
HSL	hsl(224, 57%, 50%)
HSV	hsv(224, 73%, 78%)
CMYK	cmyk(72.9%, 53.3%, 0%, 22%)
CIE-LAB	lab(42.36, 23.02, -59.28)
CIE-LCH	lch(42.36, 63.60, 291.22°)
OKLab	oklab(51.14% -0.0136 -0.1707)
OKLCH	oklch(51.14% 0.171 265.5)
XYZ	xyz(15.7409, 12.7348, 55.6502)
Luminance	0.1274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365DC7 #C7A036

analogous

#36A6C7 #365DC7 #5836C7

triadic

#365DC7 #C7365D #5DC736

tetradic

#365DC7 #C736A6 #C7A036 #36C758

square

#365DC7 #C736A6 #C7A036 #36C758

split-complementary

#365DC7 #C75836 #A6C736

monochromatic

#1C3067 #294797 #365DC7 #6583D5 #95AAE2

Accessibility & contrast

On white

5.92

#365DC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#365DC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365DC7

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365DC7	#FFFFFF	#000000	##FFFFFF
##365DC7	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C6BCB

Deuteranopia (green-blind)

#005EC5

Tritanopia (blue-blind)

#007789

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #365dc7;
/* rgb */ color: rgb(54, 93, 199);
/* oklch */ color: oklch(51.1% 0.171 265.5);

Tailwind

colors: {
  custom: {
    50: '#808ad9',
    500: '#365dc7',
    950: '#000000',
  },
}

SCSS

$custom: #365dc7;
$custom-light: #808ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#365dc7",
  "rgb": {
    "r": 54,
    "g": 93,
    "b": 199
  },
  "hsl": {
    "h": 223.862,
    "s": 57.312,
    "l": 49.608
  },
  "oklch": {
    "l": 0.51141,
    "c": 0.1712,
    "h": 265.5
  },
  "luminance": 0.12736
}

Semantic roles & 50–950 ramp

primary

#365DC7

secondary

#CEBC8B

accent

#B747E1

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365DC7

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

Preview Lab → · Contrast checker → · Palette generator →