#5B75E7#5B75E7

#5B75E7 is a mid, vivid blue. Relative luminance 0.207; OKLCH L 60.1% C 0.174 H 270.7°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#5B75E7
RGB	rgb(91, 117, 231)
HSL	hsl(229, 74%, 63%)
HSV	hsv(229, 61%, 91%)
CMYK	cmyk(60.6%, 49.4%, 0%, 9.4%)
CIE-LAB	lab(52.64, 24.92, -60.82)
CIE-LCH	lch(52.64, 65.73, 292.28°)
OKLab	oklab(60.1% 0.0021 -0.1741)
OKLCH	oklch(60.1% 0.174 270.7)
XYZ	xyz(25.0946, 20.7142, 78.2616)
Luminance	0.2072 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B75E7 #E7CD5B

analogous

#5BBBE7 #5B75E7 #875BE7

triadic

#5B75E7 #E75B75 #75E75B

tetradic

#5B75E7 #E75BBB #E7CD5B #5BE787

square

#5B75E7 #E75BBB #E7CD5B #5BE787

split-complementary

#5B75E7 #E7875B #BBE75B

monochromatic

#1935AE #2648DF #5B75E7 #90A2EF #C6CFF7

Accessibility & contrast

On white

4.08

#5B75E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#5B75E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B75E7

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B75E7	#FFFFFF	#000000	##000000
##5B75E7	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3884EB

Deuteranopia (green-blind)

#1878E5

Tritanopia (blue-blind)

#008FA3

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5b75e7;
/* rgb */ color: rgb(91, 117, 231);
/* oklch */ color: oklch(60.1% 0.174 270.7);

Tailwind

colors: {
  custom: {
    50: '#959cef',
    500: '#5b75e7',
    950: '#000000',
  },
}

SCSS

$custom: #5b75e7;
$custom-light: #959cef;
$custom-dark: #000000;

JSON

{
  "hex": "#5b75e7",
  "rgb": {
    "r": 91,
    "g": 117,
    "b": 231
  },
  "hsl": {
    "h": 228.857,
    "s": 74.468,
    "l": 63.137
  },
  "oklch": {
    "l": 0.60098,
    "c": 0.17409,
    "h": 270.7
  },
  "luminance": 0.20716
}

Semantic roles & 50–950 ramp

primary

#5B75E7

secondary

#E8DFB6

accent

#B20FD7

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5B75E7

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

Preview Lab → · Contrast checker → · Palette generator →