#364DA1#364DA1

#364DA1 is a dark, vivid blue. Relative luminance 0.087; OKLCH L 45.0% C 0.139 H 268.7°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#364DA1
RGB	rgb(54, 77, 161)
HSL	hsl(227, 50%, 42%)
HSV	hsv(227, 66%, 63%)
CMYK	cmyk(66.5%, 52.2%, 0%, 36.9%)
CIE-LAB	lab(35.33, 19.47, -48.28)
CIE-LCH	lch(35.33, 52.05, 291.96°)
OKLab	oklab(44.97% -0.003 -0.1385)
OKLCH	oklch(44.97% 0.139 268.7)
XYZ	xyz(10.6060, 8.6643, 34.8247)
Luminance	0.0867 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#364DA1 #A18A36

analogous

#3682A1 #364DA1 #5536A1

triadic

#364DA1 #A1364D #4DA136

tetradic

#364DA1 #A13682 #A18A36 #36A155

square

#364DA1 #A13682 #A18A36 #36A155

split-complementary

#364DA1 #A15536 #82A136

monochromatic

#172145 #273773 #364DA1 #5069C4 #7E90D4

Accessibility & contrast

On white

7.68

#364DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#364DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #364DA1

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##364DA1	#FFFFFF	#000000	##FFFFFF
##364DA1	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B58A4

Deuteranopia (green-blind)

#004E9F

Tritanopia (blue-blind)

#00616F

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #364da1;
/* rgb */ color: rgb(54, 77, 161);
/* oklch */ color: oklch(45.0% 0.139 268.7);

Tailwind

colors: {
  custom: {
    50: '#797ebd',
    500: '#364da1',
    950: '#000000',
  },
}

SCSS

$custom: #364da1;
$custom-light: #797ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#364da1",
  "rgb": {
    "r": 54,
    "g": 77,
    "b": 161
  },
  "hsl": {
    "h": 227.103,
    "s": 49.767,
    "l": 42.157
  },
  "oklch": {
    "l": 0.44969,
    "c": 0.13855,
    "h": 268.7
  },
  "luminance": 0.08665
}

Semantic roles & 50–950 ramp

primary

#364DA1

secondary

#BDAE76

accent

#BB4FD9

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #364DA1

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

Preview Lab → · Contrast checker → · Palette generator →