#5749BB#5749BB

#5749BB is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.5% C 0.172 H 283.5°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#5749BB
RGB	rgb(87, 73, 187)
HSL	hsl(247, 46%, 51%)
HSV	hsv(247, 61%, 73%)
CMYK	cmyk(53.5%, 61%, 0%, 26.7%)
CIE-LAB	lab(38.51, 36.90, -58.44)
CIE-LCH	lch(38.51, 69.12, 302.27°)
OKLab	oklab(48.53% 0.0402 -0.1676)
OKLCH	oklch(48.53% 0.172 283.5)
XYZ	xyz(15.2799, 10.3783, 48.2021)
Luminance	0.1038 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5749BB #ADBB49

analogous

#4974BB #5749BB #9049BB

triadic

#5749BB #BB5749 #49BB57

tetradic

#5749BB #BB4974 #ADBB49 #49BB90

square

#5749BB #BB4974 #ADBB49 #49BB90

split-complementary

#5749BB #BB9049 #74BB49

monochromatic

#2D2564 #413691 #5749BB #8076CC #A9A2DC

Accessibility & contrast

On white

6.83

#5749BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#5749BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5749BB

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5749BB	#FFFFFF	#000000	##FFFFFF
##5749BB	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBF

Deuteranopia (green-blind)

#0057B9

Tritanopia (blue-blind)

#2C647B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5749bb;
/* rgb */ color: rgb(87, 73, 187);
/* oklch */ color: oklch(48.5% 0.172 283.5);

Tailwind

colors: {
  custom: {
    50: '#8f7cd0',
    500: '#5749bb',
    950: '#000000',
  },
}

SCSS

$custom: #5749bb;
$custom-light: #8f7cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5749bb",
  "rgb": {
    "r": 87,
    "g": 73,
    "b": 187
  },
  "hsl": {
    "h": 247.368,
    "s": 45.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.4853,
    "c": 0.17232,
    "h": 283.5
  },
  "luminance": 0.10379
}

Semantic roles & 50–950 ramp

primary

#5749BB

secondary

#C3C997

accent

#D553C5

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #5749BB

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

Preview Lab → · Contrast checker → · Palette generator →