#365CA8#365CA8

#365CA8 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.7% C 0.129 H 262.6°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#365CA8
RGB	rgb(54, 92, 168)
HSL	hsl(220, 51%, 44%)
HSV	hsv(220, 68%, 66%)
CMYK	cmyk(67.9%, 45.2%, 0%, 34.1%)
CIE-LAB	lab(40.02, 12.21, -44.91)
CIE-LCH	lch(40.02, 46.54, 285.21°)
OKLab	oklab(48.7% -0.0167 -0.1284)
OKLCH	oklch(48.7% 0.129 262.6)
XYZ	xyz(12.4139, 11.2645, 38.5582)
Luminance	0.1127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365CA8 #A88236

analogous

#3695A8 #365CA8 #4936A8

triadic

#365CA8 #A8365C #5CA836

tetradic

#365CA8 #A83695 #A88236 #36A849

square

#365CA8 #A83695 #A88236 #36A849

split-complementary

#365CA8 #A84936 #95A836

monochromatic

#18294B #27437A #365CA8 #537AC8 #829ED7

Accessibility & contrast

On white

6.46

#365CA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#365CA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365CA8

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365CA8	#FFFFFF	#000000	##FFFFFF
##365CA8	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3764AB

Deuteranopia (green-blind)

#2259A6

Tritanopia (blue-blind)

#006E7A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #365ca8;
/* rgb */ color: rgb(54, 92, 168);
/* oklch */ color: oklch(48.7% 0.129 262.6);

Tailwind

colors: {
  custom: {
    50: '#7a89c2',
    500: '#365ca8',
    950: '#000000',
  },
}

SCSS

$custom: #365ca8;
$custom-light: #7a89c2;
$custom-dark: #000000;

JSON

{
  "hex": "#365ca8",
  "rgb": {
    "r": 54,
    "g": 92,
    "b": 168
  },
  "hsl": {
    "h": 220,
    "s": 51.351,
    "l": 43.529
  },
  "oklch": {
    "l": 0.48698,
    "c": 0.12946,
    "h": 262.6
  },
  "luminance": 0.11266
}

Semantic roles & 50–950 ramp

primary

#365CA8

secondary

#C0A97A

accent

#AC4DDB

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #365CA8

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

Preview Lab → · Contrast checker → · Palette generator →