#365EB7#365EB7

#365EB7 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.2% C 0.148 H 263.7°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#365EB7
RGB	rgb(54, 94, 183)
HSL	hsl(221, 54%, 46%)
HSV	hsv(221, 70%, 72%)
CMYK	cmyk(70.5%, 48.6%, 0%, 28.2%)
CIE-LAB	lab(41.54, 16.45, -51.30)
CIE-LCH	lch(41.54, 53.87, 287.78°)
OKLab	oklab(50.17% -0.0162 -0.1471)
OKLCH	oklch(50.17% 0.148 263.7)
XYZ	xyz(14.0682, 12.2071, 46.4054)
Luminance	0.1221 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365EB7 #B78F36

analogous

#369FB7 #365EB7 #4F36B7

triadic

#365EB7 #B7365E #5EB736

tetradic

#365EB7 #B7369F #B78F36 #36B74F

square

#365EB7 #B7369F #B78F36 #36B74F

split-complementary

#365EB7 #B74F36 #9FB736

monochromatic

#1A2D58 #284688 #365EB7 #5B7FCF #8BA4DD

Accessibility & contrast

On white

6.10

#365EB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#365EB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365EB7

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365EB7	#FFFFFF	#000000	##FFFFFF
##365EB7	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D68BA

Deuteranopia (green-blind)

#065CB5

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #365eb7;
/* rgb */ color: rgb(54, 94, 183);
/* oklch */ color: oklch(50.2% 0.148 263.7);

Tailwind

colors: {
  custom: {
    50: '#7d8bcd',
    500: '#365eb7',
    950: '#000000',
  },
}

SCSS

$custom: #365eb7;
$custom-light: #7d8bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#365eb7",
  "rgb": {
    "r": 54,
    "g": 94,
    "b": 183
  },
  "hsl": {
    "h": 221.395,
    "s": 54.43,
    "l": 46.471
  },
  "oklch": {
    "l": 0.50172,
    "c": 0.14804,
    "h": 263.7
  },
  "luminance": 0.12209
}

Semantic roles & 50–950 ramp

primary

#365EB7

secondary

#C7B282

accent

#B04ADE

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #365EB7

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

Preview Lab → · Contrast checker → · Palette generator →