#365AC8#365AC8

#365AC8 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.6% C 0.176 H 266.4°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#365AC8
RGB	rgb(54, 90, 200)
HSL	hsl(225, 57%, 50%)
HSV	hsv(225, 73%, 78%)
CMYK	cmyk(73%, 55%, 0%, 21.6%)
CIE-LAB	lab(41.63, 25.33, -61.04)
CIE-LCH	lch(41.63, 66.09, 292.54°)
OKLab	oklab(50.62% -0.0111 -0.1759)
OKLCH	oklch(50.62% 0.176 266.4)
XYZ	xyz(15.5992, 12.2651, 56.1777)
Luminance	0.1227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365AC8 #C8A436

analogous

#36A3C8 #365AC8 #5B36C8

triadic

#365AC8 #C8365A #5AC836

tetradic

#365AC8 #C836A3 #C8A436 #36C85B

square

#365AC8 #C836A3 #C8A436 #36C85B

split-complementary

#365AC8 #C85B36 #A3C836

monochromatic

#1C2F68 #294498 #365AC8 #6681D6 #96A9E3

Accessibility & contrast

On white

6.08

#365AC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#365AC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365AC8

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365AC8	#FFFFFF	#000000	##FFFFFF
##365AC8	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CC

Deuteranopia (green-blind)

#005CC6

Tritanopia (blue-blind)

#007588

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #365ac8;
/* rgb */ color: rgb(54, 90, 200);
/* oklch */ color: oklch(50.6% 0.176 266.4);

Tailwind

colors: {
  custom: {
    50: '#8088d9',
    500: '#365ac8',
    950: '#000000',
  },
}

SCSS

$custom: #365ac8;
$custom-light: #8088d9;
$custom-dark: #000000;

JSON

{
  "hex": "#365ac8",
  "rgb": {
    "r": 54,
    "g": 90,
    "b": 200
  },
  "hsl": {
    "h": 225.205,
    "s": 57.48,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50615,
    "c": 0.17623,
    "h": 266.4
  },
  "luminance": 0.12267
}

Semantic roles & 50–950 ramp

primary

#365AC8

secondary

#CEBE8C

accent

#BB47E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365AC8

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

Preview Lab → · Contrast checker → · Palette generator →