#364EA4#364EA4

#364EA4 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.4% C 0.142 H 268.5°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#364EA4
RGB	rgb(54, 78, 164)
HSL	hsl(227, 50%, 43%)
HSV	hsv(227, 67%, 64%)
CMYK	cmyk(67.1%, 52.4%, 0%, 35.7%)
CIE-LAB	lab(35.82, 19.91, -49.29)
CIE-LCH	lch(35.82, 53.16, 291.99°)
OKLab	oklab(45.4% -0.0037 -0.1415)
OKLCH	oklch(45.4% 0.142 268.5)
XYZ	xyz(10.9443, 8.9124, 36.2583)
Luminance	0.0891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#364EA4 #A48C36

analogous

#3685A4 #364EA4 #5536A4

triadic

#364EA4 #A4364E #4EA436

tetradic

#364EA4 #A43685 #A48C36 #36A455

square

#364EA4 #A43685 #A48C36 #36A455

split-complementary

#364EA4 #A45536 #85A436

monochromatic

#182248 #273876 #364EA4 #516BC6 #7F92D5

Accessibility & contrast

On white

7.55

#364EA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#364EA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #364EA4

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##364EA4	#FFFFFF	#000000	##FFFFFF
##364EA4	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1959A7

Deuteranopia (green-blind)

#004FA2

Tritanopia (blue-blind)

#006271

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #364ea4;
/* rgb */ color: rgb(54, 78, 164);
/* oklch */ color: oklch(45.4% 0.142 268.5);

Tailwind

colors: {
  custom: {
    50: '#7a7fc0',
    500: '#364ea4',
    950: '#000000',
  },
}

SCSS

$custom: #364ea4;
$custom-light: #7a7fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#364ea4",
  "rgb": {
    "r": 54,
    "g": 78,
    "b": 164
  },
  "hsl": {
    "h": 226.909,
    "s": 50.459,
    "l": 42.745
  },
  "oklch": {
    "l": 0.45403,
    "c": 0.14154,
    "h": 268.5
  },
  "luminance": 0.08913
}

Semantic roles & 50–950 ramp

primary

#364EA4

secondary

#BEAF78

accent

#BB4EDA

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #364EA4

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

Preview Lab → · Contrast checker → · Palette generator →