#365CDA#365CDA

#365CDA is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.4% C 0.198 H 266.6°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#365CDA
RGB	rgb(54, 92, 218)
HSL	hsl(226, 69%, 53%)
HSV	hsv(226, 75%, 85%)
CMYK	cmyk(75.2%, 57.8%, 0%, 14.5%)
CIE-LAB	lab(43.51, 30.64, -68.34)
CIE-LCH	lch(43.51, 74.89, 294.15°)
OKLab	oklab(52.44% -0.0117 -0.1973)
OKLCH	oklch(52.44% 0.198 266.6)
XYZ	xyz(17.9989, 13.4985, 67.9730)
Luminance	0.1350 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365CDA #DAB436

analogous

#36AEDA #365CDA #6236DA

triadic

#365CDA #DA365C #5CDA36

tetradic

#365CDA #DA36AE #DAB436 #36DA62

square

#365CDA #DA36AE #DAB436 #36DA62

split-complementary

#365CDA #DA6236 #AEDA36

monochromatic

#172F7E #2142B2 #365CDA #6A86E4 #9DB0ED

Accessibility & contrast

On white

5.68

#365CDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#365CDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365CDA

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365CDA	#FFFFFF	#000000	##FFFFFF
##365CDA	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDE

Deuteranopia (green-blind)

#005FD8

Tritanopia (blue-blind)

#007C92

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #365cda;
/* rgb */ color: rgb(54, 92, 218);
/* oklch */ color: oklch(52.4% 0.198 266.6);

Tailwind

colors: {
  custom: {
    50: '#8489e6',
    500: '#365cda',
    950: '#000000',
  },
}

SCSS

$custom: #365cda;
$custom-light: #8489e6;
$custom-dark: #000000;

JSON

{
  "hex": "#365cda",
  "rgb": {
    "r": 54,
    "g": 92,
    "b": 218
  },
  "hsl": {
    "h": 226.098,
    "s": 68.908,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52444,
    "c": 0.19764,
    "h": 266.6
  },
  "luminance": 0.13501
}

Semantic roles & 50–950 ramp

primary

#365CDA

secondary

#D9C993

accent

#C33CEC

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0D0B16

muted

#7D7C84

Preview Lab

Preview with #365CDA

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

Preview Lab → · Contrast checker → · Palette generator →