#5B79EF#5B79EF

#5B79EF is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.4% C 0.180 H 269.7°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#5B79EF
RGB	rgb(91, 121, 239)
HSL	hsl(228, 82%, 65%)
HSV	hsv(228, 62%, 94%)
CMYK	cmyk(61.9%, 49.4%, 0%, 6.3%)
CIE-LAB	lab(54.16, 25.14, -62.83)
CIE-LCH	lch(54.16, 67.67, 291.81°)
OKLab	oklab(61.42% -0.0009 -0.1799)
OKLCH	oklch(61.42% 0.18 269.7)
XYZ	xyz(26.7265, 22.1286, 84.5074)
Luminance	0.2213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B79EF #EFD15B

analogous

#5BC3EF #5B79EF #875BEF

triadic

#5B79EF #EF5B79 #79EF5B

tetradic

#5B79EF #EF5BC3 #EFD15B #5BEF87

square

#5B79EF #EF5BC3 #EFD15B #5BEF87

split-complementary

#5B79EF #EF875B #C3EF5B

monochromatic

#1235BD #234BEA #5B79EF #93A7F4 #CBD4FA

Accessibility & contrast

On white

3.87

#5B79EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#5B79EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B79EF

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B79EF	#FFFFFF	#000000	##000000
##5B79EF	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3988F3

Deuteranopia (green-blind)

#127BED

Tritanopia (blue-blind)

#0094A9

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5b79ef;
/* rgb */ color: rgb(91, 121, 239);
/* oklch */ color: oklch(61.4% 0.180 269.7);

Tailwind

colors: {
  custom: {
    50: '#969ff5',
    500: '#5b79ef',
    950: '#000000',
  },
}

SCSS

$custom: #5b79ef;
$custom-light: #969ff5;
$custom-dark: #000000;

JSON

{
  "hex": "#5b79ef",
  "rgb": {
    "r": 91,
    "g": 121,
    "b": 239
  },
  "hsl": {
    "h": 227.838,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.61416,
    "c": 0.17995,
    "h": 269.7
  },
  "luminance": 0.22131
}

Semantic roles & 50–950 ramp

primary

#5B79EF

secondary

#ECE2BA

accent

#B307DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0F0E17

muted

#7E7E85

Preview Lab

Preview with #5B79EF

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

Preview Lab → · Contrast checker → · Palette generator →