#5B4FBC#5B4FBC

#5B4FBC is a mid, vivid blue. Relative luminance 0.114; OKLCH L 50.0% C 0.165 H 283.7°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#5B4FBC
RGB	rgb(91, 79, 188)
HSL	hsl(247, 45%, 52%)
HSV	hsv(247, 58%, 74%)
CMYK	cmyk(51.6%, 58%, 0%, 26.3%)
CIE-LAB	lab(40.32, 34.37, -56.08)
CIE-LCH	lch(40.32, 65.77, 301.50°)
OKLab	oklab(49.97% 0.039 -0.1605)
OKLCH	oklch(49.97% 0.165 283.7)
XYZ	xyz(16.1847, 11.4461, 48.9237)
Luminance	0.1145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B4FBC #B0BC4F

analogous

#4F79BC #5B4FBC #924FBC

triadic

#5B4FBC #BC5B4F #4FBC5B

tetradic

#5B4FBC #BC4F79 #B0BC4F #4FBC92

square

#5B4FBC #BC4F79 #B0BC4F #4FBC92

split-complementary

#5B4FBC #BC924F #79BC4F

monochromatic

#2F2869 #433995 #5B4FBC #847BCD #AEA8DE

Accessibility & contrast

On white

6.38

#5B4FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#5B4FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B4FBC

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B4FBC	#FFFFFF	#000000	##FFFFFF
##5B4FBC	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#005BBA

Tritanopia (blue-blind)

#35687E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #5b4fbc;
/* rgb */ color: rgb(91, 79, 188);
/* oklch */ color: oklch(50.0% 0.165 283.7);

Tailwind

colors: {
  custom: {
    50: '#9181d1',
    500: '#5b4fbc',
    950: '#000000',
  },
}

SCSS

$custom: #5b4fbc;
$custom-light: #9181d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b4fbc",
  "rgb": {
    "r": 91,
    "g": 79,
    "b": 188
  },
  "hsl": {
    "h": 246.606,
    "s": 44.856,
    "l": 52.353
  },
  "oklch": {
    "l": 0.49967,
    "c": 0.16515,
    "h": 283.7
  },
  "luminance": 0.11447
}

Semantic roles & 50–950 ramp

primary

#5B4FBC

secondary

#C6CB9C

accent

#D553C6

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #5B4FBC

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

Preview Lab → · Contrast checker → · Palette generator →