#5B79E8#5B79E8

#5B79E8 is a mid, vivid blue. Relative luminance 0.217; OKLCH L 61.0% C 0.171 H 269.4°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#5B79E8
RGB	rgb(91, 121, 232)
HSL	hsl(227, 75%, 63%)
HSV	hsv(227, 61%, 91%)
CMYK	cmyk(60.8%, 47.8%, 0%, 9%)
CIE-LAB	lab(53.73, 22.81, -59.61)
CIE-LCH	lch(53.73, 63.83, 290.93°)
OKLab	oklab(60.95% -0.0017 -0.1705)
OKLCH	oklch(60.95% 0.171 269.4)
XYZ	xyz(25.7123, 21.7229, 79.1662)
Luminance	0.2172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B79E8 #E8CA5B

analogous

#5BBFE8 #5B79E8 #835BE8

triadic

#5B79E8 #E85B79 #79E85B

tetradic

#5B79E8 #E85BBF #E8CA5B #5BE883

square

#5B79E8 #E85BBF #E8CA5B #5BE883

split-complementary

#5B79E8 #E8835B #BFE85B

monochromatic

#1939B0 #254DE0 #5B79E8 #91A5F0 #C6D1F7

Accessibility & contrast

On white

3.93

#5B79E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#5B79E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B79E8

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B79E8	#FFFFFF	#000000	##000000
##5B79E8	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4087EC

Deuteranopia (green-blind)

#267AE6

Tritanopia (blue-blind)

#0092A5

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #5b79e8;
/* rgb */ color: rgb(91, 121, 232);
/* oklch */ color: oklch(61.0% 0.171 269.4);

Tailwind

colors: {
  custom: {
    50: '#959ff0',
    500: '#5b79e8',
    950: '#000000',
  },
}

SCSS

$custom: #5b79e8;
$custom-light: #959ff0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b79e8",
  "rgb": {
    "r": 91,
    "g": 121,
    "b": 232
  },
  "hsl": {
    "h": 227.234,
    "s": 75.401,
    "l": 63.333
  },
  "oklch": {
    "l": 0.6095,
    "c": 0.1705,
    "h": 269.4
  },
  "luminance": 0.21725
}

Semantic roles & 50–950 ramp

primary

#5B79E8

secondary

#E9DEB6

accent

#AD0ED8

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5B79E8

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

Preview Lab → · Contrast checker → · Palette generator →