#5B77F5#5B77F5

#5B77F5 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.4% C 0.190 H 270.4°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#5B77F5
RGB	rgb(91, 119, 245)
HSL	hsl(229, 89%, 66%)
HSV	hsv(229, 63%, 96%)
CMYK	cmyk(62.9%, 51.4%, 0%, 3.9%)
CIE-LAB	lab(54.04, 28.37, -66.37)
CIE-LCH	lch(54.04, 72.18, 293.14°)
OKLab	oklab(61.44% 0.0015 -0.1904)
OKLCH	oklch(61.44% 0.19 270.4)
XYZ	xyz(27.3871, 22.0080, 89.1732)
Luminance	0.2201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B77F5 #F5D95B

analogous

#5BC4F5 #5B77F5 #8C5BF5

triadic

#5B77F5 #F55B77 #77F55B

tetradic

#5B77F5 #F55BC4 #F5D95B #5BF58C

square

#5B77F5 #F55BC4 #F5D95B #5BF58C

split-complementary

#5B77F5 #F58C5B #C4F55B

monochromatic

#0C2FC9 #2147F1 #5B77F5 #95A7F9 #CED7FC

Accessibility & contrast

On white

3.89

#5B77F5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#5B77F5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B77F5

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B77F5	#FFFFFF	#000000	##000000
##5B77F5	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A88F9

Deuteranopia (green-blind)

#007BF2

Tritanopia (blue-blind)

#0094AB

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5b77f5;
/* rgb */ color: rgb(91, 119, 245);
/* oklch */ color: oklch(61.4% 0.190 270.4);

Tailwind

colors: {
  custom: {
    50: '#989df9',
    500: '#5b77f5',
    950: '#000000',
  },
}

SCSS

$custom: #5b77f5;
$custom-light: #989df9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b77f5",
  "rgb": {
    "r": 91,
    "g": 119,
    "b": 245
  },
  "hsl": {
    "h": 229.091,
    "s": 88.506,
    "l": 65.882
  },
  "oklch": {
    "l": 0.61442,
    "c": 0.1904,
    "h": 270.4
  },
  "luminance": 0.2201
}

Semantic roles & 50–950 ramp

primary

#5B77F5

secondary

#EFE6BC

accent

#BC00E5

background

#FAF9FF

surface

#F3F2FF

border

#CDCCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #5B77F5

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

Preview Lab → · Contrast checker → · Palette generator →