#5B4DDD#5B4DDD

#5B4DDD is a mid, highly saturated blue. Relative luminance 0.128; OKLCH L 52.3% C 0.210 H 280.6°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#5B4DDD
RGB	rgb(91, 77, 221)
HSL	hsl(246, 68%, 58%)
HSV	hsv(246, 65%, 87%)
CMYK	cmyk(58.8%, 65.2%, 0%, 13.3%)
CIE-LAB	lab(42.39, 45.81, -71.78)
CIE-LCH	lch(42.39, 85.15, 302.54°)
OKLab	oklab(52.26% 0.0388 -0.2066)
OKLCH	oklch(52.26% 0.21 280.6)
XYZ	xyz(20.0153, 12.7510, 69.7991)
Luminance	0.1275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B4DDD #CFDD4D

analogous

#4D87DD #5B4DDD #A34DDD

triadic

#5B4DDD #DD5B4D #4DDD5B

tetradic

#5B4DDD #DD4D87 #CFDD4D #4DDDA3

square

#5B4DDD #DD4D87 #CFDD4D #4DDDA3

split-complementary

#5B4DDD #DDA34D #87DD4D

monochromatic

#281C93 #3626C7 #5B4DDD #8A80E7 #BAB4F1

Accessibility & contrast

On white

5.91

#5B4DDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#5B4DDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B4DDD

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B4DDD	#FFFFFF	#000000	##FFFFFF
##5B4DDD	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069E1

Deuteranopia (green-blind)

#005FDA

Tritanopia (blue-blind)

#00728E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5b4ddd;
/* rgb */ color: rgb(91, 77, 221);
/* oklch */ color: oklch(52.3% 0.210 280.6);

Tailwind

colors: {
  custom: {
    50: '#9680e9',
    500: '#5b4ddd',
    950: '#000000',
  },
}

SCSS

$custom: #5b4ddd;
$custom-light: #9680e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b4ddd",
  "rgb": {
    "r": 91,
    "g": 77,
    "b": 221
  },
  "hsl": {
    "h": 245.833,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.52263,
    "c": 0.21025,
    "h": 280.6
  },
  "luminance": 0.12752
}

Semantic roles & 50–950 ramp

primary

#5B4DDD

secondary

#DADFA6

accent

#EB3DDA

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0F0A16

muted

#7E7C84

Preview Lab

Preview with #5B4DDD

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

Preview Lab → · Contrast checker → · Palette generator →