#365BCE#365BCE

#365BCE is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.3% C 0.183 H 266.4°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#365BCE
RGB	rgb(54, 91, 206)
HSL	hsl(225, 61%, 51%)
HSV	hsv(225, 74%, 81%)
CMYK	cmyk(73.8%, 55.8%, 0%, 19.2%)
CIE-LAB	lab(42.34, 26.89, -63.36)
CIE-LCH	lch(42.34, 68.83, 293.00°)
OKLab	oklab(51.29% -0.0115 -0.1827)
OKLCH	oklch(51.29% 0.183 266.4)
XYZ	xyz(16.3991, 12.7209, 59.9717)
Luminance	0.1272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365BCE #CEA936

analogous

#36A7CE #365BCE #5D36CE

triadic

#365BCE #CE365B #5BCE36

tetradic

#365BCE #CE36A7 #CEA936 #36CE5D

square

#365BCE #CE36A7 #CEA936 #36CE5D

split-complementary

#365BCE #CE5D36 #A7CE36

monochromatic

#1B2F6F #2744A0 #365BCE #6783DA #98ABE6

Accessibility & contrast

On white

5.92

#365BCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#365BCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365BCE

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365BCE	#FFFFFF	#000000	##FFFFFF
##365BCE	1.00	5.92	3.54	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD2

Deuteranopia (green-blind)

#005DCC

Tritanopia (blue-blind)

#00778B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #365bce;
/* rgb */ color: rgb(54, 91, 206);
/* oklch */ color: oklch(51.3% 0.183 266.4);

Tailwind

colors: {
  custom: {
    50: '#8288de',
    500: '#365bce',
    950: '#000000',
  },
}

SCSS

$custom: #365bce;
$custom-light: #8288de;
$custom-dark: #000000;

JSON

{
  "hex": "#365bce",
  "rgb": {
    "r": 54,
    "g": 91,
    "b": 206
  },
  "hsl": {
    "h": 225.395,
    "s": 60.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51286,
    "c": 0.18303,
    "h": 266.4
  },
  "luminance": 0.12723
}

Semantic roles & 50–950 ramp

primary

#365BCE

secondary

#D2C18E

accent

#BD44E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365BCE

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

Preview Lab → · Contrast checker → · Palette generator →