#365EC8#365EC8

#365EC8 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.4% C 0.171 H 265.2°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#365EC8
RGB	rgb(54, 94, 200)
HSL	hsl(224, 57%, 50%)
HSV	hsv(224, 73%, 78%)
CMYK	cmyk(73%, 53%, 0%, 21.6%)
CIE-LAB	lab(42.70, 22.75, -59.31)
CIE-LCH	lch(42.70, 63.53, 290.98°)
OKLab	oklab(51.42% -0.0143 -0.1707)
OKLCH	oklch(51.42% 0.171 265.2)
XYZ	xyz(15.9457, 12.9581, 56.2932)
Luminance	0.1296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365EC8 #C8A036

analogous

#36A7C8 #365EC8 #5736C8

triadic

#365EC8 #C8365E #5EC836

tetradic

#365EC8 #C836A7 #C8A036 #36C857

square

#365EC8 #C836A7 #C8A036 #36C857

split-complementary

#365EC8 #C85736 #A7C836

monochromatic

#1C3168 #294798 #365EC8 #6684D6 #96ABE3

Accessibility & contrast

On white

5.85

#365EC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#365EC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365EC8

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365EC8	#FFFFFF	#000000	##FFFFFF
##365EC8	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#106CCC

Deuteranopia (green-blind)

#005EC6

Tritanopia (blue-blind)

#00788A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #365ec8;
/* rgb */ color: rgb(54, 94, 200);
/* oklch */ color: oklch(51.4% 0.171 265.2);

Tailwind

colors: {
  custom: {
    50: '#808bd9',
    500: '#365ec8',
    950: '#000000',
  },
}

SCSS

$custom: #365ec8;
$custom-light: #808bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#365ec8",
  "rgb": {
    "r": 54,
    "g": 94,
    "b": 200
  },
  "hsl": {
    "h": 223.562,
    "s": 57.48,
    "l": 49.804
  },
  "oklch": {
    "l": 0.5142,
    "c": 0.17133,
    "h": 265.2
  },
  "luminance": 0.1296
}

Semantic roles & 50–950 ramp

primary

#365EC8

secondary

#CEBC8C

accent

#B747E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365EC8

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

Preview Lab → · Contrast checker → · Palette generator →