#5B4FA3#5B4FA3

#5B4FA3 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.2% C 0.131 H 287.0°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#5B4FA3
RGB	rgb(91, 79, 163)
HSL	hsl(249, 35%, 47%)
HSV	hsv(249, 52%, 64%)
CMYK	cmyk(44.2%, 51.5%, 0%, 36.1%)
CIE-LAB	lab(38.66, 26.70, -43.98)
CIE-LCH	lch(38.66, 51.45, 301.26°)
OKLab	oklab(48.2% 0.0382 -0.1249)
OKLCH	oklch(48.2% 0.131 287)
XYZ	xyz(13.7193, 10.4599, 35.9393)
Luminance	0.1046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B4FA3 #97A34F

analogous

#4F6DA3 #5B4FA3 #854FA3

triadic

#5B4FA3 #A35B4F #4FA35B

tetradic

#5B4FA3 #A34F6D #97A34F #4FA385

square

#5B4FA3 #A34F6D #97A34F #4FA385

split-complementary

#5B4FA3 #A3854F #6DA34F

monochromatic

#2D2751 #443B7A #5B4FA3 #7E74BB #A49DCF

Accessibility & contrast

On white

6.79

#5B4FA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#5B4FA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B4FA3

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B4FA3	#FFFFFF	#000000	##FFFFFF
##5B4FA3	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A5DA6

Deuteranopia (green-blind)

#2959A1

Tritanopia (blue-blind)

#456171

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5b4fa3;
/* rgb */ color: rgb(91, 79, 163);
/* oklch */ color: oklch(48.2% 0.131 287.0);

Tailwind

colors: {
  custom: {
    50: '#8e80bf',
    500: '#5b4fa3',
    950: '#000000',
  },
}

SCSS

$custom: #5b4fa3;
$custom-light: #8e80bf;
$custom-dark: #000000;

JSON

{
  "hex": "#5b4fa3",
  "rgb": {
    "r": 91,
    "g": 79,
    "b": 163
  },
  "hsl": {
    "h": 248.571,
    "s": 34.711,
    "l": 47.451
  },
  "oklch": {
    "l": 0.48196,
    "c": 0.13062,
    "h": 287
  },
  "luminance": 0.1046
}

Semantic roles & 50–950 ramp

primary

#5B4FA3

secondary

#B6BC91

accent

#CB5DBB

background

#F8F7FB

surface

#F0EEF7

border

#CBC9D0

text

#0D0A12

muted

#7D7C81

Preview Lab

Preview with #5B4FA3

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

Preview Lab → · Contrast checker → · Palette generator →