#5B71EA#5B71EA

#5B71EA is a mid, vivid blue. Relative luminance 0.200; OKLCH L 59.5% C 0.183 H 271.9°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#5B71EA
RGB	rgb(91, 113, 234)
HSL	hsl(231, 77%, 64%)
HSV	hsv(231, 61%, 92%)
CMYK	cmyk(61.1%, 51.7%, 0%, 8.2%)
CIE-LAB	lab(51.81, 28.37, -63.83)
CIE-LCH	lch(51.81, 69.85, 293.96°)
OKLab	oklab(59.53% 0.0062 -0.183)
OKLCH	oklch(59.53% 0.183 271.9)
XYZ	xyz(25.0658, 19.9728, 80.3602)
Luminance	0.1998 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B71EA #EAD45B

analogous

#5BB8EA #5B71EA #8C5BEA

triadic

#5B71EA #EA5B71 #71EA5B

tetradic

#5B71EA #EA5BB8 #EAD45B #5BEA8C

square

#5B71EA #EA5BB8 #EAD45B #5BEA8C

split-complementary

#5B71EA #EA8C5B #B8EA5B

monochromatic

#172FB4 #2542E3 #5B71EA #91A0F1 #C8CFF8

Accessibility & contrast

On white

4.20

#5B71EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#5B71EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B71EA

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B71EA	#FFFFFF	#000000	##000000
##5B71EA	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2882EE

Deuteranopia (green-blind)

#0075E8

Tritanopia (blue-blind)

#008DA3

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5b71ea;
/* rgb */ color: rgb(91, 113, 234);
/* oklch */ color: oklch(59.5% 0.183 271.9);

Tailwind

colors: {
  custom: {
    50: '#9699f1',
    500: '#5b71ea',
    950: '#000000',
  },
}

SCSS

$custom: #5b71ea;
$custom-light: #9699f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b71ea",
  "rgb": {
    "r": 91,
    "g": 113,
    "b": 234
  },
  "hsl": {
    "h": 230.769,
    "s": 77.297,
    "l": 63.725
  },
  "oklch": {
    "l": 0.59533,
    "c": 0.18311,
    "h": 271.9
  },
  "luminance": 0.19975
}

Semantic roles & 50–950 ramp

primary

#5B71EA

secondary

#EAE2B7

accent

#BA0CDA

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5B71EA

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

Preview Lab → · Contrast checker → · Palette generator →