#364EA5#364EA5

#364EA5 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.5% C 0.143 H 268.6°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#364EA5
RGB	rgb(54, 78, 165)
HSL	hsl(227, 51%, 43%)
HSV	hsv(227, 67%, 65%)
CMYK	cmyk(67.3%, 52.7%, 0%, 35.3%)
CIE-LAB	lab(35.89, 20.28, -49.77)
CIE-LCH	lch(35.89, 53.75, 292.16°)
OKLab	oklab(45.48% -0.0036 -0.1429)
OKLCH	oklch(45.48% 0.143 268.6)
XYZ	xyz(11.0349, 8.9486, 36.7357)
Luminance	0.0895 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#364EA5 #A58D36

analogous

#3685A5 #364EA5 #5536A5

triadic

#364EA5 #A5364E #4EA536

tetradic

#364EA5 #A53685 #A58D36 #36A555

square

#364EA5 #A53685 #A58D36 #36A555

split-complementary

#364EA5 #A55536 #85A536

monochromatic

#182249 #273877 #364EA5 #526BC6 #8092D5

Accessibility & contrast

On white

7.53

#364EA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#364EA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #364EA5

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##364EA5	#FFFFFF	#000000	##FFFFFF
##364EA5	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#175AA8

Deuteranopia (green-blind)

#0050A3

Tritanopia (blue-blind)

#006372

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #364ea5;
/* rgb */ color: rgb(54, 78, 165);
/* oklch */ color: oklch(45.5% 0.143 268.6);

Tailwind

colors: {
  custom: {
    50: '#7a7fc0',
    500: '#364ea5',
    950: '#000000',
  },
}

SCSS

$custom: #364ea5;
$custom-light: #7a7fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#364ea5",
  "rgb": {
    "r": 54,
    "g": 78,
    "b": 165
  },
  "hsl": {
    "h": 227.027,
    "s": 50.685,
    "l": 42.941
  },
  "oklch": {
    "l": 0.45478,
    "c": 0.14297,
    "h": 268.6
  },
  "luminance": 0.0895
}

Semantic roles & 50–950 ramp

primary

#364EA5

secondary

#BFAF78

accent

#BC4EDA

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #364EA5

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

Preview Lab → · Contrast checker → · Palette generator →