#5B4DB2#5B4DB2

#5B4DB2 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.9% C 0.154 H 285.5°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#5B4DB2
RGB	rgb(91, 77, 178)
HSL	hsl(248, 40%, 50%)
HSV	hsv(248, 57%, 70%)
CMYK	cmyk(48.9%, 56.7%, 0%, 30.2%)
CIE-LAB	lab(39.15, 32.50, -52.10)
CIE-LCH	lch(39.15, 61.41, 301.96°)
OKLab	oklab(48.88% 0.0412 -0.1488)
OKLCH	oklch(48.88% 0.154 285.5)
XYZ	xyz(15.0018, 10.7455, 43.3945)
Luminance	0.1075 (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

#5B4DB2 #A4B24D

analogous

#4D71B2 #5B4DB2 #8E4DB2

triadic

#5B4DB2 #B25B4D #4DB25B

tetradic

#5B4DB2 #B24D71 #A4B24D #4DB28E

square

#5B4DB2 #B24D71 #A4B24D #4DB28E

split-complementary

#5B4DB2 #B28E4D #71B24D

monochromatic

#2F285D #453B87 #5B4DB2 #8278C4 #AAA2D7

Accessibility & contrast

On white

6.67

#5B4DB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#5B4DB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B4DB2

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B4DB2	#FFFFFF	#000000	##FFFFFF
##5B4DB2	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#095FB5

Deuteranopia (green-blind)

#0359B0

Tritanopia (blue-blind)

#3D6478

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #5b4db2;
/* rgb */ color: rgb(91, 77, 178);
/* oklch */ color: oklch(48.9% 0.154 285.5);

Tailwind

colors: {
  custom: {
    50: '#907fca',
    500: '#5b4db2',
    950: '#000000',
  },
}

SCSS

$custom: #5b4db2;
$custom-light: #907fca;
$custom-dark: #000000;

JSON

{
  "hex": "#5b4db2",
  "rgb": {
    "r": 91,
    "g": 77,
    "b": 178
  },
  "hsl": {
    "h": 248.317,
    "s": 39.608,
    "l": 50
  },
  "oklch": {
    "l": 0.48878,
    "c": 0.15439,
    "h": 285.5
  },
  "luminance": 0.10746
}

Semantic roles & 50–950 ramp

primary

#5B4DB2

secondary

#BEC497

accent

#CF58BF

background

#F9F7FC

surface

#F1EEF8

border

#CBC9D1

text

#0D0A13

muted

#7E7C82

Preview Lab

Preview with #5B4DB2

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

Preview Lab → · Contrast checker → · Palette generator →