#365CCE#365CCE

#365CCE is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.5% C 0.182 H 266.1°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#365CCE
RGB	rgb(54, 92, 206)
HSL	hsl(225, 61%, 51%)
HSV	hsv(225, 74%, 81%)
CMYK	cmyk(73.8%, 55.3%, 0%, 19.2%)
CIE-LAB	lab(42.60, 26.25, -62.93)
CIE-LCH	lch(42.60, 68.19, 292.64°)
OKLab	oklab(51.48% -0.0123 -0.1814)
OKLCH	oklch(51.48% 0.182 266.1)
XYZ	xyz(16.4851, 12.8930, 60.0003)
Luminance	0.1290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365CCE #CEA836

analogous

#36A8CE #365CCE #5C36CE

triadic

#365CCE #CE365C #5CCE36

tetradic

#365CCE #CE36A8 #CEA836 #36CE5C

square

#365CCE #CE36A8 #CEA836 #36CE5C

split-complementary

#365CCE #CE5C36 #A8CE36

monochromatic

#1B306F #2745A0 #365CCE #6784DA #98ACE6

Accessibility & contrast

On white

5.87

#365CCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#365CCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365CCE

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365CCE	#FFFFFF	#000000	##FFFFFF
##365CCE	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD2

Deuteranopia (green-blind)

#005ECC

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #365cce;
/* rgb */ color: rgb(54, 92, 206);
/* oklch */ color: oklch(51.5% 0.182 266.1);

Tailwind

colors: {
  custom: {
    50: '#8289de',
    500: '#365cce',
    950: '#000000',
  },
}

SCSS

$custom: #365cce;
$custom-light: #8289de;
$custom-dark: #000000;

JSON

{
  "hex": "#365cce",
  "rgb": {
    "r": 54,
    "g": 92,
    "b": 206
  },
  "hsl": {
    "h": 225,
    "s": 60.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51483,
    "c": 0.18183,
    "h": 266.1
  },
  "luminance": 0.12895
}

Semantic roles & 50–950 ramp

primary

#365CCE

secondary

#D2C18E

accent

#BC44E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365CCE

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

Preview Lab → · Contrast checker → · Palette generator →