#364FBB#364FBB

#364FBB is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.4% C 0.172 H 268.9°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#364FBB
RGB	rgb(54, 79, 187)
HSL	hsl(229, 55%, 47%)
HSV	hsv(229, 71%, 73%)
CMYK	cmyk(71.1%, 57.8%, 0%, 26.7%)
CIE-LAB	lab(37.78, 27.69, -59.74)
CIE-LCH	lch(37.78, 65.84, 294.87°)
OKLab	oklab(47.41% -0.0032 -0.1722)
OKLCH	oklch(47.41% 0.172 268.9)
XYZ	xyz(13.2839, 9.9627, 48.2270)
Luminance	0.0996 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#364FBB #BBA236

analogous

#3691BB #364FBB #6036BB

triadic

#364FBB #BB364F #4FBB36

tetradic

#364FBB #BB3691 #BBA236 #36BB60

square

#364FBB #BB3691 #BBA236 #36BB60

split-complementary

#364FBB #BB6036 #91BB36

monochromatic

#1B275C #283B8C #364FBB #5E73D0 #8D9CDE

Accessibility & contrast

On white

7.02

#364FBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#364FBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #364FBB

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##364FBB	#FFFFFF	#000000	##FFFFFF
##364FBB	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBF

Deuteranopia (green-blind)

#0053B9

Tritanopia (blue-blind)

#006A7D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #364fbb;
/* rgb */ color: rgb(54, 79, 187);
/* oklch */ color: oklch(47.4% 0.172 268.9);

Tailwind

colors: {
  custom: {
    50: '#7e80d0',
    500: '#364fbb',
    950: '#000000',
  },
}

SCSS

$custom: #364fbb;
$custom-light: #7e80d0;
$custom-dark: #000000;

JSON

{
  "hex": "#364fbb",
  "rgb": {
    "r": 54,
    "g": 79,
    "b": 187
  },
  "hsl": {
    "h": 228.722,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.47412,
    "c": 0.17224,
    "h": 268.9
  },
  "luminance": 0.09964
}

Semantic roles & 50–950 ramp

primary

#364FBB

secondary

#C9BC84

accent

#C249DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #364FBB

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

Preview Lab → · Contrast checker → · Palette generator →