#365CA4#365CA4

#365CA4 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.4% C 0.124 H 261.9°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#365CA4
RGB	rgb(54, 92, 164)
HSL	hsl(219, 50%, 43%)
HSV	hsv(219, 67%, 64%)
CMYK	cmyk(67.1%, 43.9%, 0%, 35.7%)
CIE-LAB	lab(39.78, 10.74, -42.92)
CIE-LCH	lch(39.78, 44.25, 284.04°)
OKLab	oklab(48.43% -0.0174 -0.1226)
OKLCH	oklch(48.43% 0.124 261.9)
XYZ	xyz(12.0469, 11.1177, 36.6258)
Luminance	0.1112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365CA4 #A47E36

analogous

#3693A4 #365CA4 #4736A4

triadic

#365CA4 #A4365C #5CA436

tetradic

#365CA4 #A43693 #A47E36 #36A447

square

#365CA4 #A43693 #A47E36 #36A447

split-complementary

#365CA4 #A44736 #93A436

monochromatic

#182848 #274276 #365CA4 #517AC6 #7F9DD5

Accessibility & contrast

On white

6.51

#365CA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#365CA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365CA4

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365CA4	#FFFFFF	#000000	##FFFFFF
##365CA4	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A63A7

Deuteranopia (green-blind)

#2859A3

Tritanopia (blue-blind)

#006D78

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #365ca4;
/* rgb */ color: rgb(54, 92, 164);
/* oklch */ color: oklch(48.4% 0.124 261.9);

Tailwind

colors: {
  custom: {
    50: '#7989bf',
    500: '#365ca4',
    950: '#000000',
  },
}

SCSS

$custom: #365ca4;
$custom-light: #7989bf;
$custom-dark: #000000;

JSON

{
  "hex": "#365ca4",
  "rgb": {
    "r": 54,
    "g": 92,
    "b": 164
  },
  "hsl": {
    "h": 219.273,
    "s": 50.459,
    "l": 42.745
  },
  "oklch": {
    "l": 0.48431,
    "c": 0.12379,
    "h": 261.9
  },
  "luminance": 0.11119
}

Semantic roles & 50–950 ramp

primary

#365CA4

secondary

#BEA678

accent

#AA4EDA

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #365CA4

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

Preview Lab → · Contrast checker → · Palette generator →