#5B59EC#5B59EC

#5B59EC is a mid, highly saturated blue. Relative luminance 0.154; OKLCH L 55.4% C 0.215 H 277.4°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#5B59EC
RGB	rgb(91, 89, 236)
HSL	hsl(241, 79%, 64%)
HSV	hsv(241, 62%, 93%)
CMYK	cmyk(61.4%, 62.3%, 0%, 7.5%)
CIE-LAB	lab(46.21, 43.54, -74.04)
CIE-LCH	lch(46.21, 85.89, 300.46°)
OKLab	oklab(55.42% 0.0275 -0.2132)
OKLCH	oklch(55.42% 0.215 277.4)
XYZ	xyz(23.0222, 15.4232, 81.1044)
Luminance	0.1542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B59EC #EAEC59

analogous

#59A0EC #5B59EC #A459EC

triadic

#5B59EC #EC5B59 #59EC5B

tetradic

#5B59EC #EC59A0 #EAEC59 #59ECA4

square

#5B59EC #EC59A0 #EAEC59 #59ECA4

split-complementary

#5B59EC #ECA459 #A0EC59

monochromatic

#1715B6 #2522E6 #5B59EC #9190F2 #C8C7F9

Accessibility & contrast

On white

5.14

#5B59EC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#5B59EC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B59EC

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B59EC	#FFFFFF	#000000	##FFFFFF
##5B59EC	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074F1

Deuteranopia (green-blind)

#0067E9

Tritanopia (blue-blind)

#007E9A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5b59ec;
/* rgb */ color: rgb(91, 89, 236);
/* oklch */ color: oklch(55.4% 0.215 277.4);

Tailwind

colors: {
  custom: {
    50: '#9888f3',
    500: '#5b59ec',
    950: '#000000',
  },
}

SCSS

$custom: #5b59ec;
$custom-light: #9888f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5b59ec",
  "rgb": {
    "r": 91,
    "g": 89,
    "b": 236
  },
  "hsl": {
    "h": 240.816,
    "s": 79.459,
    "l": 63.725
  },
  "oklch": {
    "l": 0.55418,
    "c": 0.215,
    "h": 277.4
  },
  "luminance": 0.15425
}

Semantic roles & 50–950 ramp

primary

#5B59EC

secondary

#EAEAB6

accent

#DC0AD9

background

#FAF8FF

surface

#F3F0FE

border

#CDCBD6

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5B59EC

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

Preview Lab → · Contrast checker → · Palette generator →