#5B6CEF#5B6CEF

#5B6CEF is a mid, vivid blue. Relative luminance 0.192; OKLCH L 59.0% C 0.196 H 273.2°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#5B6CEF
RGB	rgb(91, 108, 239)
HSL	hsl(233, 82%, 65%)
HSV	hsv(233, 62%, 94%)
CMYK	cmyk(61.9%, 54.8%, 0%, 6.3%)
CIE-LAB	lab(50.90, 33.09, -68.10)
CIE-LCH	lch(50.90, 75.71, 295.91°)
OKLab	oklab(58.96% 0.0111 -0.1956)
OKLCH	oklch(58.96% 0.196 273.2)
XYZ	xyz(25.2518, 19.1792, 84.0158)
Luminance	0.1918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6CEF #EFDE5B

analogous

#5BB6EF #5B6CEF #945BEF

triadic

#5B6CEF #EF5B6C #6CEF5B

tetradic

#5B6CEF #EF5BB6 #EFDE5B #5BEF94

square

#5B6CEF #EF5BB6 #EFDE5B #5BEF94

split-complementary

#5B6CEF #EF945B #B6EF5B

monochromatic

#1226BD #233AEA #5B6CEF #939EF4 #CBD0FA

Accessibility & contrast

On white

4.34

#5B6CEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#5B6CEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6CEF

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6CEF	#FFFFFF	#000000	##000000
##5B6CEF	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0080F3

Deuteranopia (green-blind)

#0073EC

Tritanopia (blue-blind)

#008BA3

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5b6cef;
/* rgb */ color: rgb(91, 108, 239);
/* oklch */ color: oklch(59.0% 0.196 273.2);

Tailwind

colors: {
  custom: {
    50: '#9796f5',
    500: '#5b6cef',
    950: '#000000',
  },
}

SCSS

$custom: #5b6cef;
$custom-light: #9796f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6cef",
  "rgb": {
    "r": 91,
    "g": 108,
    "b": 239
  },
  "hsl": {
    "h": 233.108,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.58956,
    "c": 0.19593,
    "h": 273.2
  },
  "luminance": 0.19181
}

Semantic roles & 50–950 ramp

primary

#5B6CEF

secondary

#ECE6BA

accent

#C607DF

background

#FAF9FF

surface

#F3F1FE

border

#CDCBD6

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #5B6CEF

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

Preview Lab → · Contrast checker → · Palette generator →