#5B6FE9#5B6FE9

#5B6FE9 is a mid, vivid blue. Relative luminance 0.195; OKLCH L 59.1% C 0.184 H 272.5°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#5B6FE9
RGB	rgb(91, 111, 233)
HSL	hsl(232, 76%, 64%)
HSV	hsv(232, 61%, 91%)
CMYK	cmyk(60.9%, 52.4%, 0%, 8.6%)
CIE-LAB	lab(51.24, 29.26, -64.19)
CIE-LCH	lch(51.24, 70.55, 294.51°)
OKLab	oklab(59.08% 0.008 -0.1841)
OKLCH	oklch(59.08% 0.184 272.5)
XYZ	xyz(24.7019, 19.4742, 79.5322)
Luminance	0.1948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6FE9 #E9D55B

analogous

#5BB6E9 #5B6FE9 #8E5BE9

triadic

#5B6FE9 #E95B6F #6FE95B

tetradic

#5B6FE9 #E95BB6 #E9D55B #5BE98E

square

#5B6FE9 #E95BB6 #E9D55B #5BE98E

split-complementary

#5B6FE9 #E98E5B #B6E95B

monochromatic

#182EB2 #2540E2 #5B6FE9 #919EF0 #C7CEF7

Accessibility & contrast

On white

4.29

#5B6FE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#5B6FE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6FE9

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6FE9	#FFFFFF	#000000	##000000
##5B6FE9	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2281ED

Deuteranopia (green-blind)

#0074E6

Tritanopia (blue-blind)

#008BA1

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5b6fe9;
/* rgb */ color: rgb(91, 111, 233);
/* oklch */ color: oklch(59.1% 0.184 272.5);

Tailwind

colors: {
  custom: {
    50: '#9698f1',
    500: '#5b6fe9',
    950: '#000000',
  },
}

SCSS

$custom: #5b6fe9;
$custom-light: #9698f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6fe9",
  "rgb": {
    "r": 91,
    "g": 111,
    "b": 233
  },
  "hsl": {
    "h": 231.549,
    "s": 76.344,
    "l": 63.529
  },
  "oklch": {
    "l": 0.59083,
    "c": 0.18426,
    "h": 272.5
  },
  "luminance": 0.19476
}

Semantic roles & 50–950 ramp

primary

#5B6FE9

secondary

#E9E2B7

accent

#BC0DD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0D17

muted

#7E7E85

Preview Lab

Preview with #5B6FE9

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

Preview Lab → · Contrast checker → · Palette generator →