#5643BB#5643BB

#5643BB is a mid, vivid blue. Relative luminance 0.096; OKLCH L 47.5% C 0.180 H 284.4°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#5643BB
RGB	rgb(86, 67, 187)
HSL	hsl(250, 47%, 50%)
HSV	hsv(250, 64%, 73%)
CMYK	cmyk(54%, 64.2%, 0%, 26.7%)
CIE-LAB	lab(37.08, 40.28, -60.78)
CIE-LCH	lch(37.08, 72.92, 303.54°)
OKLab	oklab(47.46% 0.0449 -0.1745)
OKLCH	oklch(47.46% 0.18 284.4)
XYZ	xyz(14.8118, 9.5798, 48.0727)
Luminance	0.0958 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.42

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5643BB #A8BB43

analogous

#436CBB #5643BB #9243BB

triadic

#5643BB #BB5643 #43BB56

tetradic

#5643BB #BB436C #A8BB43 #43BB92

square

#5643BB #BB436C #A8BB43 #43BB92

split-complementary

#5643BB #BB9243 #6CBB43

monochromatic

#2D2361 #41338E #5643BB #7E70CC #A79DDC

Accessibility & contrast

On white

7.20

#5643BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#5643BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5643BB

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5643BB	#FFFFFF	#000000	##FFFFFF
##5643BB	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBF

Deuteranopia (green-blind)

#0053B9

Tritanopia (blue-blind)

#2B6179

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #5643bb;
/* rgb */ color: rgb(86, 67, 187);
/* oklch */ color: oklch(47.5% 0.180 284.4);

Tailwind

colors: {
  custom: {
    50: '#8f78d0',
    500: '#5643bb',
    950: '#000000',
  },
}

SCSS

$custom: #5643bb;
$custom-light: #8f78d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5643bb",
  "rgb": {
    "r": 86,
    "g": 67,
    "b": 187
  },
  "hsl": {
    "h": 249.5,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.47461,
    "c": 0.18017,
    "h": 284.4
  },
  "luminance": 0.09581
}

Semantic roles & 50–950 ramp

primary

#5643BB

secondary

#BFC892

accent

#D751C2

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #5643BB

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

Preview Lab → · Contrast checker → · Palette generator →