#365EA5#365EA5

#365EA5 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 48.9% C 0.123 H 261.0°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#365EA5
RGB	rgb(54, 94, 165)
HSL	hsl(218, 51%, 43%)
HSV	hsv(218, 67%, 65%)
CMYK	cmyk(67.3%, 43%, 0%, 35.3%)
CIE-LAB	lab(40.42, 9.81, -42.50)
CIE-LCH	lch(40.42, 43.61, 283.00°)
OKLab	oklab(48.95% -0.0193 -0.1213)
OKLCH	oklch(48.95% 0.123 261)
XYZ	xyz(12.3131, 11.5051, 37.1618)
Luminance	0.1151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365EA5 #A57D36

analogous

#3696A5 #365EA5 #4536A5

triadic

#365EA5 #A5365E #5EA536

tetradic

#365EA5 #A53696 #A57D36 #36A545

square

#365EA5 #A53696 #A57D36 #36A545

split-complementary

#365EA5 #A54536 #96A536

monochromatic

#182949 #274477 #365EA5 #527CC6 #809FD5

Accessibility & contrast

On white

6.36

#365EA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#365EA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365EA5

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365EA5	#FFFFFF	#000000	##FFFFFF
##365EA5	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D65A8

Deuteranopia (green-blind)

#2B5BA4

Tritanopia (blue-blind)

#006E79

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #365ea5;
/* rgb */ color: rgb(54, 94, 165);
/* oklch */ color: oklch(48.9% 0.123 261.0);

Tailwind

colors: {
  custom: {
    50: '#798bc0',
    500: '#365ea5',
    950: '#000000',
  },
}

SCSS

$custom: #365ea5;
$custom-light: #798bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#365ea5",
  "rgb": {
    "r": 54,
    "g": 94,
    "b": 165
  },
  "hsl": {
    "h": 218.378,
    "s": 50.685,
    "l": 42.941
  },
  "oklch": {
    "l": 0.48945,
    "c": 0.12279,
    "h": 261
  },
  "luminance": 0.11506
}

Semantic roles & 50–950 ramp

primary

#365EA5

secondary

#BFA578

accent

#A84EDA

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #365EA5

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

Preview Lab → · Contrast checker → · Palette generator →