#5B58DD#5B58DD

#5B58DD is a mid, vivid blue. Relative luminance 0.144; OKLCH L 54.0% C 0.197 H 278.5°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#5B58DD
RGB	rgb(91, 88, 221)
HSL	hsl(241, 66%, 61%)
HSV	hsv(241, 60%, 87%)
CMYK	cmyk(58.8%, 60.2%, 0%, 13.3%)
CIE-LAB	lab(44.83, 39.34, -67.79)
CIE-LCH	lch(44.83, 78.38, 300.13°)
OKLab	oklab(54.05% 0.0292 -0.1949)
OKLCH	oklch(54.05% 0.197 278.5)
XYZ	xyz(20.8511, 14.4225, 70.0777)
Luminance	0.1442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B58DD #DADD58

analogous

#5898DD #5B58DD #9D58DD

triadic

#5B58DD #DD5B58 #58DD5B

tetradic

#5B58DD #DD5898 #DADD58 #58DD9D

square

#5B58DD #DD5898 #DADD58 #58DD9D

split-complementary

#5B58DD #DD9D58 #98DD58

monochromatic

#22209B #2E2ACE #5B58DD #8D8BE7 #BFBEF2

Accessibility & contrast

On white

5.41

#5B58DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#5B58DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B58DD

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B58DD	#FFFFFF	#000000	##FFFFFF
##5B58DD	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FE1

Deuteranopia (green-blind)

#0065DA

Tritanopia (blue-blind)

#007892

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5b58dd;
/* rgb */ color: rgb(91, 88, 221);
/* oklch */ color: oklch(54.0% 0.197 278.5);

Tailwind

colors: {
  custom: {
    50: '#9587e8',
    500: '#5b58dd',
    950: '#000000',
  },
}

SCSS

$custom: #5b58dd;
$custom-light: #9587e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b58dd",
  "rgb": {
    "r": 91,
    "g": 88,
    "b": 221
  },
  "hsl": {
    "h": 241.353,
    "s": 66.169,
    "l": 60.588
  },
  "oklch": {
    "l": 0.5405,
    "c": 0.19705,
    "h": 278.5
  },
  "luminance": 0.14424
}

Semantic roles & 50–950 ramp

primary

#5B58DD

secondary

#E1E2AF

accent

#CE17CA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5B58DD

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

Preview Lab → · Contrast checker → · Palette generator →