#5B4FB2#5B4FB2

#5B4FB2 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 49.2% C 0.152 H 284.9°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#5B4FB2
RGB	rgb(91, 79, 178)
HSL	hsl(247, 39%, 50%)
HSV	hsv(247, 56%, 70%)
CMYK	cmyk(48.9%, 55.6%, 0%, 30.2%)
CIE-LAB	lab(39.63, 31.28, -51.32)
CIE-LCH	lch(39.63, 60.10, 301.36°)
OKLab	oklab(49.24% 0.0389 -0.1465)
OKLCH	oklch(49.24% 0.152 284.9)
XYZ	xyz(15.1439, 11.0297, 43.4418)
Luminance	0.1103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.03

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B4FB2 #A6B24F

analogous

#4F74B2 #5B4FB2 #8C4FB2

triadic

#5B4FB2 #B25B4F #4FB25B

tetradic

#5B4FB2 #B24F74 #A6B24F #4FB28C

square

#5B4FB2 #B24F74 #A6B24F #4FB28C

split-complementary

#5B4FB2 #B28C4F #74B24F

monochromatic

#2F295E #453C88 #5B4FB2 #837AC5 #AAA4D7

Accessibility & contrast

On white

6.55

#5B4FB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#5B4FB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B4FB2

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B4FB2	#FFFFFF	#000000	##FFFFFF
##5B4FB2	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1460B5

Deuteranopia (green-blind)

#0E5AB0

Tritanopia (blue-blind)

#3C6579

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #5b4fb2;
/* rgb */ color: rgb(91, 79, 178);
/* oklch */ color: oklch(49.2% 0.152 284.9);

Tailwind

colors: {
  custom: {
    50: '#9080ca',
    500: '#5b4fb2',
    950: '#000000',
  },
}

SCSS

$custom: #5b4fb2;
$custom-light: #9080ca;
$custom-dark: #000000;

JSON

{
  "hex": "#5b4fb2",
  "rgb": {
    "r": 91,
    "g": 79,
    "b": 178
  },
  "hsl": {
    "h": 247.273,
    "s": 39.13,
    "l": 50.392
  },
  "oklch": {
    "l": 0.49235,
    "c": 0.15156,
    "h": 284.9
  },
  "luminance": 0.1103
}

Semantic roles & 50–950 ramp

primary

#5B4FB2

secondary

#BFC498

accent

#CF59C1

background

#F9F7FC

surface

#F1EEF8

border

#CBC9D1

text

#0D0A13

muted

#7E7C82

Preview Lab

Preview with #5B4FB2

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

Preview Lab → · Contrast checker → · Palette generator →