#5D66BB#5D66BB

#5D66BB is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.4% C 0.132 H 276.5°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#5D66BB
RGB	rgb(93, 102, 187)
HSL	hsl(234, 41%, 55%)
HSV	hsv(234, 50%, 73%)
CMYK	cmyk(50.3%, 45.5%, 0%, 26.7%)
CIE-LAB	lab(46.20, 20.26, -46.04)
CIE-LCH	lch(46.20, 50.30, 293.75°)
OKLab	oklab(54.39% 0.015 -0.1308)
OKLCH	oklch(54.39% 0.132 276.5)
XYZ	xyz(18.2324, 15.4167, 49.0191)
Luminance	0.1542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D66BB #BBB25D

analogous

#5D95BB #5D66BB #835DBB

triadic

#5D66BB #BB5D66 #66BB5D

tetradic

#5D66BB #BB5D95 #BBB25D #5DBB83

square

#5D66BB #BB5D95 #BBB25D #5DBB83

split-complementary

#5D66BB #BB835D #95BB5D

monochromatic

#2F356F #41499A #5D66BB #888FCD #B3B7DF

Accessibility & contrast

On white

5.14

#5D66BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#5D66BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5D66BB

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D66BB	#FFFFFF	#000000	##FFFFFF
##5D66BB	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4271BE

Deuteranopia (green-blind)

#396AB9

Tritanopia (blue-blind)

#377887

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5d66bb;
/* rgb */ color: rgb(93, 102, 187);
/* oklch */ color: oklch(54.4% 0.132 276.5);

Tailwind

colors: {
  custom: {
    50: '#9191d0',
    500: '#5d66bb',
    950: '#000000',
  },
}

SCSS

$custom: #5d66bb;
$custom-light: #9191d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5d66bb",
  "rgb": {
    "r": 93,
    "g": 102,
    "b": 187
  },
  "hsl": {
    "h": 234.255,
    "s": 40.87,
    "l": 54.902
  },
  "oklch": {
    "l": 0.54393,
    "c": 0.13163,
    "h": 276.5
  },
  "luminance": 0.15418
}

Semantic roles & 50–950 ramp

primary

#5D66BB

secondary

#CECAA6

accent

#C557D1

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #5D66BB

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

Preview Lab → · Contrast checker → · Palette generator →