#365DBC#365DBC

#365DBC is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.3% C 0.156 H 264.6°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#365DBC
RGB	rgb(54, 93, 188)
HSL	hsl(223, 55%, 47%)
HSV	hsv(223, 71%, 74%)
CMYK	cmyk(71.3%, 50.5%, 0%, 26.3%)
CIE-LAB	lab(41.60, 18.95, -54.13)
CIE-LCH	lch(41.60, 57.35, 289.30°)
OKLab	oklab(50.32% -0.0147 -0.1555)
OKLCH	oklch(50.32% 0.156 264.6)
XYZ	xyz(14.5096, 12.2423, 49.1655)
Luminance	0.1224 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365DBC #BC9536

analogous

#36A0BC #365DBC #5236BC

triadic

#365DBC #BC365D #5DBC36

tetradic

#365DBC #BC36A0 #BC9536 #36BC52

square

#365DBC #BC36A0 #BC9536 #36BC52

split-complementary

#365DBC #BC5236 #A0BC36

monochromatic

#1B2E5D #28458C #365DBC #5E80D1 #8EA5DF

Accessibility & contrast

On white

6.09

#365DBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#365DBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365DBC

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365DBC	#FFFFFF	#000000	##FFFFFF
##365DBC	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2469BF

Deuteranopia (green-blind)

#005CBA

Tritanopia (blue-blind)

#007483

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #365dbc;
/* rgb */ color: rgb(54, 93, 188);
/* oklch */ color: oklch(50.3% 0.156 264.6);

Tailwind

colors: {
  custom: {
    50: '#7e8ad1',
    500: '#365dbc',
    950: '#000000',
  },
}

SCSS

$custom: #365dbc;
$custom-light: #7e8ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#365dbc",
  "rgb": {
    "r": 54,
    "g": 93,
    "b": 188
  },
  "hsl": {
    "h": 222.537,
    "s": 55.372,
    "l": 47.451
  },
  "oklch": {
    "l": 0.5032,
    "c": 0.15619,
    "h": 264.6
  },
  "luminance": 0.12244
}

Semantic roles & 50–950 ramp

primary

#365DBC

secondary

#C9B585

accent

#B349DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #365DBC

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

Preview Lab → · Contrast checker → · Palette generator →