#5B4BB3#5B4BB3

#5B4BB3 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.6% C 0.159 H 285.9°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#5B4BB3
RGB	rgb(91, 75, 179)
HSL	hsl(249, 41%, 50%)
HSV	hsv(249, 58%, 70%)
CMYK	cmyk(49.2%, 58.1%, 0%, 29.8%)
CIE-LAB	lab(38.74, 34.03, -53.34)
CIE-LCH	lch(38.74, 63.27, 302.53°)
OKLab	oklab(48.6% 0.0435 -0.1524)
OKLCH	oklch(48.6% 0.159 285.9)
XYZ	xyz(14.9647, 10.5103, 43.8793)
Luminance	0.1051 (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

#5B4BB3 #A3B34B

analogous

#4B6FB3 #5B4BB3 #8F4BB3

triadic

#5B4BB3 #B35B4B #4BB35B

tetradic

#5B4BB3 #B34B6F #A3B34B #4BB38F

square

#5B4BB3 #B34B6F #A3B34B #4BB38F

split-complementary

#5B4BB3 #B38F4B #6FB34B

monochromatic

#2F275D #453988 #5B4BB3 #8276C5 #A9A1D8

Accessibility & contrast

On white

6.77

#5B4BB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#5B4BB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B4BB3

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B4BB3	#FFFFFF	#000000	##FFFFFF
##5B4BB3	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EB6

Deuteranopia (green-blind)

#0058B1

Tritanopia (blue-blind)

#3C6377

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5b4bb3;
/* rgb */ color: rgb(91, 75, 179);
/* oklch */ color: oklch(48.6% 0.159 285.9);

Tailwind

colors: {
  custom: {
    50: '#907eca',
    500: '#5b4bb3',
    950: '#000000',
  },
}

SCSS

$custom: #5b4bb3;
$custom-light: #907eca;
$custom-dark: #000000;

JSON

{
  "hex": "#5b4bb3",
  "rgb": {
    "r": 91,
    "g": 75,
    "b": 179
  },
  "hsl": {
    "h": 249.231,
    "s": 40.945,
    "l": 49.804
  },
  "oklch": {
    "l": 0.486,
    "c": 0.15854,
    "h": 285.9
  },
  "luminance": 0.10511
}

Semantic roles & 50–950 ramp

primary

#5B4BB3

secondary

#BDC495

accent

#D157BE

background

#F9F7FC

surface

#F2EEF8

border

#CCC9D1

text

#0D0A13

muted

#7E7C82

Preview Lab

Preview with #5B4BB3

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

Preview Lab → · Contrast checker → · Palette generator →