#5B4BB7#5B4BB7

#5B4BB7 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.9% C 0.164 H 285.4°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#5B4BB7
RGB	rgb(91, 75, 183)
HSL	hsl(249, 43%, 51%)
HSV	hsv(249, 59%, 72%)
CMYK	cmyk(50.3%, 59%, 0%, 28.2%)
CIE-LAB	lab(39.03, 35.25, -55.24)
CIE-LCH	lch(39.03, 65.53, 302.54°)
OKLab	oklab(48.9% 0.0434 -0.158)
OKLCH	oklch(48.9% 0.164 285.4)
XYZ	xyz(15.3752, 10.6744, 46.0408)
Luminance	0.1067 (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

#5B4BB7 #A7B74B

analogous

#4B71B7 #5B4BB7 #914BB7

triadic

#5B4BB7 #B75B4B #4BB75B

tetradic

#5B4BB7 #B74B71 #A7B74B #4BB791

square

#5B4BB7 #B74B71 #A7B74B #4BB791

split-complementary

#5B4BB7 #B7914B #71B74B

monochromatic

#2F2761 #45388D #5B4BB7 #8377C8 #ABA2DA

Accessibility & contrast

On white

6.70

#5B4BB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#5B4BB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B4BB7

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B4BB7	#FFFFFF	#000000	##FFFFFF
##5B4BB7	1.00	6.70	3.14	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBB

Deuteranopia (green-blind)

#0059B5

Tritanopia (blue-blind)

#39647A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #5b4bb7;
/* rgb */ color: rgb(91, 75, 183);
/* oklch */ color: oklch(48.9% 0.164 285.4);

Tailwind

colors: {
  custom: {
    50: '#917ecd',
    500: '#5b4bb7',
    950: '#000000',
  },
}

SCSS

$custom: #5b4bb7;
$custom-light: #917ecd;
$custom-dark: #000000;

JSON

{
  "hex": "#5b4bb7",
  "rgb": {
    "r": 91,
    "g": 75,
    "b": 183
  },
  "hsl": {
    "h": 248.889,
    "s": 42.857,
    "l": 50.588
  },
  "oklch": {
    "l": 0.48899,
    "c": 0.16389,
    "h": 285.4
  },
  "luminance": 0.10675
}

Semantic roles & 50–950 ramp

primary

#5B4BB7

secondary

#C0C797

accent

#D355C0

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #5B4BB7

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

Preview Lab → · Contrast checker → · Palette generator →