#5B5CEE#5B5CEE

#5B5CEE is a mid, highly saturated blue. Relative luminance 0.161; OKLCH L 56.1% C 0.214 H 276.7°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#5B5CEE
RGB	rgb(91, 92, 238)
HSL	hsl(240, 81%, 65%)
HSV	hsv(240, 62%, 93%)
CMYK	cmyk(61.8%, 61.3%, 0%, 6.7%)
CIE-LAB	lab(47.04, 42.40, -73.81)
CIE-LCH	lch(47.04, 85.12, 299.88°)
OKLab	oklab(56.08% 0.0249 -0.2125)
OKLCH	oklch(56.08% 0.214 276.7)
XYZ	xyz(23.5691, 16.0496, 82.7282)
Luminance	0.1605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5CEE #EEED5B

analogous

#5BA6EE #5B5CEE #A45BEE

triadic

#5B5CEE #EE5B5C #5CEE5B

tetradic

#5B5CEE #EE5BA6 #EEED5B #5BEEA4

square

#5B5CEE #EE5BA6 #EEED5B #5BEEA4

split-complementary

#5B5CEE #EEA45B #A6EE5B

monochromatic

#1315BB #2425E8 #5B5CEE #9293F4 #CACAF9

Accessibility & contrast

On white

4.99

#5B5CEE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#5B5CEE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5CEE

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5CEE	#FFFFFF	#000000	##FFFFFF
##5B5CEE	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076F3

Deuteranopia (green-blind)

#0069EB

Tritanopia (blue-blind)

#00809C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #5b5cee;
/* rgb */ color: rgb(91, 92, 238);
/* oklch */ color: oklch(56.1% 0.214 276.7);

Tailwind

colors: {
  custom: {
    50: '#988af5',
    500: '#5b5cee',
    950: '#000000',
  },
}

SCSS

$custom: #5b5cee;
$custom-light: #988af5;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5cee",
  "rgb": {
    "r": 91,
    "g": 92,
    "b": 238
  },
  "hsl": {
    "h": 239.592,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.56075,
    "c": 0.21399,
    "h": 276.7
  },
  "luminance": 0.16051
}

Semantic roles & 50–950 ramp

primary

#5B5CEE

secondary

#ECEBB9

accent

#DC08DE

background

#FAF8FF

surface

#F4F0FE

border

#CECBD6

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #5B5CEE

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

Preview Lab → · Contrast checker → · Palette generator →