#365DD0#365DD0

#365DD0 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.8% C 0.183 H 266.0°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#365DD0
RGB	rgb(54, 93, 208)
HSL	hsl(225, 62%, 51%)
HSV	hsv(225, 74%, 82%)
CMYK	cmyk(74%, 55.3%, 0%, 18.4%)
CIE-LAB	lab(43.01, 26.34, -63.42)
CIE-LCH	lch(43.01, 68.67, 292.55°)
OKLab	oklab(51.84% -0.0129 -0.1828)
OKLCH	oklch(51.84% 0.183 266)
XYZ	xyz(16.8168, 13.1652, 61.3171)
Luminance	0.1317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365DD0 #D0A936

analogous

#36AAD0 #365DD0 #5C36D0

triadic

#365DD0 #D0365D #5DD036

tetradic

#365DD0 #D036AA #D0A936 #36D05C

square

#365DD0 #D036AA #D0A936 #36D05C

split-complementary

#365DD0 #D05C36 #AAD036

monochromatic

#1A3071 #2646A3 #365DD0 #6885DC #99ADE7

Accessibility & contrast

On white

5.78

#365DD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#365DD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365DD0

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365DD0	#FFFFFF	#000000	##FFFFFF
##365DD0	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD4

Deuteranopia (green-blind)

#005FCE

Tritanopia (blue-blind)

#00798D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #365dd0;
/* rgb */ color: rgb(54, 93, 208);
/* oklch */ color: oklch(51.8% 0.183 266.0);

Tailwind

colors: {
  custom: {
    50: '#828adf',
    500: '#365dd0',
    950: '#000000',
  },
}

SCSS

$custom: #365dd0;
$custom-light: #828adf;
$custom-dark: #000000;

JSON

{
  "hex": "#365dd0",
  "rgb": {
    "r": 54,
    "g": 93,
    "b": 208
  },
  "hsl": {
    "h": 224.805,
    "s": 62.097,
    "l": 51.373
  },
  "oklch": {
    "l": 0.51837,
    "c": 0.18328,
    "h": 266
  },
  "luminance": 0.13167
}

Semantic roles & 50–950 ramp

primary

#365DD0

secondary

#D3C28F

accent

#BC43E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365DD0

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

Preview Lab → · Contrast checker → · Palette generator →