#5B77DF#5B77DF

#5B77DF is a mid, vivid blue. Relative luminance 0.207; OKLCH L 60.0% C 0.161 H 269.7°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#5B77DF
RGB	rgb(91, 119, 223)
HSL	hsl(227, 67%, 62%)
HSV	hsv(227, 59%, 87%)
CMYK	cmyk(59.2%, 46.6%, 0%, 12.5%)
CIE-LAB	lab(52.67, 21.04, -56.27)
CIE-LCH	lch(52.67, 60.08, 290.50°)
OKLab	oklab(59.97% -0.0008 -0.1607)
OKLCH	oklch(59.97% 0.161 269.7)
XYZ	xyz(24.2260, 20.7435, 72.5250)
Luminance	0.2075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B77DF #DFC35B

analogous

#5BB9DF #5B77DF #815BDF

triadic

#5B77DF #DF5B77 #77DF5B

tetradic

#5B77DF #DF5BB9 #DFC35B #5BDF81

square

#5B77DF #DF5BB9 #DFC35B #5BDF81

split-complementary

#5B77DF #DF815B #B9DF5B

monochromatic

#1F3BA0 #294DD4 #5B77DF #8EA1E9 #C1CCF3

Accessibility & contrast

On white

4.08

#5B77DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#5B77DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B77DF

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B77DF	#FFFFFF	#000000	##000000
##5B77DF	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4584E3

Deuteranopia (green-blind)

#2F78DD

Tritanopia (blue-blind)

#008EA0

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5b77df;
/* rgb */ color: rgb(91, 119, 223);
/* oklch */ color: oklch(60.0% 0.161 269.7);

Tailwind

colors: {
  custom: {
    50: '#949de9',
    500: '#5b77df',
    950: '#000000',
  },
}

SCSS

$custom: #5b77df;
$custom-light: #949de9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b77df",
  "rgb": {
    "r": 91,
    "g": 119,
    "b": 223
  },
  "hsl": {
    "h": 227.273,
    "s": 67.347,
    "l": 61.569
  },
  "oklch": {
    "l": 0.59966,
    "c": 0.16069,
    "h": 269.7
  },
  "luminance": 0.20746
}

Semantic roles & 50–950 ramp

primary

#5B77DF

secondary

#E3D9B2

accent

#A816CF

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5B77DF

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

Preview Lab → · Contrast checker → · Palette generator →