#365ECC#365ECC

#365ECC is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.7% C 0.177 H 265.5°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#365ECC
RGB	rgb(54, 94, 204)
HSL	hsl(224, 60%, 51%)
HSV	hsv(224, 74%, 80%)
CMYK	cmyk(73.5%, 53.9%, 0%, 20%)
CIE-LAB	lab(42.98, 24.22, -61.16)
CIE-LCH	lch(42.98, 65.78, 291.61°)
OKLab	oklab(51.73% -0.0139 -0.1762)
OKLCH	oklch(51.73% 0.177 265.5)
XYZ	xyz(16.4193, 13.1475, 58.7874)
Luminance	0.1315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365ECC #CCA436

analogous

#36A9CC #365ECC #5936CC

triadic

#365ECC #CC365E #5ECC36

tetradic

#365ECC #CC36A9 #CCA436 #36CC59

square

#365ECC #CC36A9 #CCA436 #36CC59

split-complementary

#365ECC #CC5936 #A9CC36

monochromatic

#1B316C #28479D #365ECC #6785D8 #98ACE5

Accessibility & contrast

On white

5.79

#365ECC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#365ECC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365ECC

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365ECC	#FFFFFF	#000000	##FFFFFF
##365ECC	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD0

Deuteranopia (green-blind)

#005FCA

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #365ecc;
/* rgb */ color: rgb(54, 94, 204);
/* oklch */ color: oklch(51.7% 0.177 265.5);

Tailwind

colors: {
  custom: {
    50: '#818bdc',
    500: '#365ecc',
    950: '#000000',
  },
}

SCSS

$custom: #365ecc;
$custom-light: #818bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#365ecc",
  "rgb": {
    "r": 54,
    "g": 94,
    "b": 204
  },
  "hsl": {
    "h": 224,
    "s": 59.524,
    "l": 50.588
  },
  "oklch": {
    "l": 0.51726,
    "c": 0.17671,
    "h": 265.5
  },
  "luminance": 0.13149
}

Semantic roles & 50–950 ramp

primary

#365ECC

secondary

#D0BE8E

accent

#B945E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365ECC

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

Preview Lab → · Contrast checker → · Palette generator →