#365EC7#365EC7

#365EC7 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.3% C 0.170 H 265.2°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#365EC7
RGB	rgb(54, 94, 199)
HSL	hsl(223, 57%, 50%)
HSV	hsv(223, 73%, 78%)
CMYK	cmyk(72.9%, 52.8%, 0%, 22%)
CIE-LAB	lab(42.63, 22.38, -58.85)
CIE-LCH	lch(42.63, 62.96, 290.82°)
OKLab	oklab(51.35% -0.0144 -0.1694)
OKLCH	oklch(51.35% 0.17 265.2)
XYZ	xyz(15.8292, 12.9115, 55.6797)
Luminance	0.1291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365EC7 #C79F36

analogous

#36A7C7 #365EC7 #5636C7

triadic

#365EC7 #C7365E #5EC736

tetradic

#365EC7 #C736A7 #C79F36 #36C756

square

#365EC7 #C736A7 #C79F36 #36C756

split-complementary

#365EC7 #C75636 #A7C736

monochromatic

#1C3167 #294797 #365EC7 #6584D5 #95AAE2

Accessibility & contrast

On white

5.86

#365EC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#365EC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365EC7

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365EC7	#FFFFFF	#000000	##FFFFFF
##365EC7	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#136CCB

Deuteranopia (green-blind)

#005EC5

Tritanopia (blue-blind)

#007789

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #365ec7;
/* rgb */ color: rgb(54, 94, 199);
/* oklch */ color: oklch(51.3% 0.170 265.2);

Tailwind

colors: {
  custom: {
    50: '#808bd9',
    500: '#365ec7',
    950: '#000000',
  },
}

SCSS

$custom: #365ec7;
$custom-light: #808bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#365ec7",
  "rgb": {
    "r": 54,
    "g": 94,
    "b": 199
  },
  "hsl": {
    "h": 223.448,
    "s": 57.312,
    "l": 49.608
  },
  "oklch": {
    "l": 0.51345,
    "c": 0.16998,
    "h": 265.2
  },
  "luminance": 0.12913
}

Semantic roles & 50–950 ramp

primary

#365EC7

secondary

#CEBB8B

accent

#B647E1

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365EC7

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

Preview Lab → · Contrast checker → · Palette generator →