#5B58DB#5B58DB

#5B58DB is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.9% C 0.194 H 278.7°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#5B58DB
RGB	rgb(91, 88, 219)
HSL	hsl(241, 65%, 60%)
HSV	hsv(241, 60%, 86%)
CMYK	cmyk(58.4%, 59.8%, 0%, 14.1%)
CIE-LAB	lab(44.68, 38.71, -66.90)
CIE-LCH	lch(44.68, 77.29, 300.05°)
OKLab	oklab(53.89% 0.0293 -0.1922)
OKLCH	oklch(53.89% 0.194 278.7)
XYZ	xyz(20.5862, 14.3166, 68.6827)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B58DB #D8DB58

analogous

#5896DB #5B58DB #9C58DB

triadic

#5B58DB #DB5B58 #58DB5B

tetradic

#5B58DB #DB5896 #D8DB58 #58DB9C

square

#5B58DB #DB5896 #D8DB58 #58DB9C

split-complementary

#5B58DB #DB9C58 #96DB58

monochromatic

#232198 #2F2CCA #5B58DB #8C8AE6 #BEBDF1

Accessibility & contrast

On white

5.44

#5B58DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#5B58DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B58DB

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B58DB	#FFFFFF	#000000	##FFFFFF
##5B58DB	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDF

Deuteranopia (green-blind)

#0064D8

Tritanopia (blue-blind)

#007891

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5b58db;
/* rgb */ color: rgb(91, 88, 219);
/* oklch */ color: oklch(53.9% 0.194 278.7);

Tailwind

colors: {
  custom: {
    50: '#9587e7',
    500: '#5b58db',
    950: '#000000',
  },
}

SCSS

$custom: #5b58db;
$custom-light: #9587e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5b58db",
  "rgb": {
    "r": 91,
    "g": 88,
    "b": 219
  },
  "hsl": {
    "h": 241.374,
    "s": 64.532,
    "l": 60.196
  },
  "oklch": {
    "l": 0.53893,
    "c": 0.19447,
    "h": 278.7
  },
  "luminance": 0.14318
}

Semantic roles & 50–950 ramp

primary

#5B58DB

secondary

#DFE1AE

accent

#CC19C8

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5B58DB

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

Preview Lab → · Contrast checker → · Palette generator →