#5661BB#5661BB

#5661BB is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.9% C 0.140 H 275.3°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#5661BB
RGB	rgb(86, 97, 187)
HSL	hsl(233, 43%, 54%)
HSV	hsv(233, 54%, 73%)
CMYK	cmyk(54%, 48.1%, 0%, 26.7%)
CIE-LAB	lab(44.40, 21.82, -48.95)
CIE-LCH	lch(44.40, 53.60, 294.02°)
OKLab	oklab(52.9% 0.0129 -0.1395)
OKLCH	oklch(52.9% 0.14 275.3)
XYZ	xyz(17.0792, 14.1145, 48.8285)
Luminance	0.1412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5661BB #BBB056

analogous

#5693BB #5661BB #7D56BB

triadic

#5661BB #BB5661 #61BB56

tetradic

#5661BB #BB5693 #BBB056 #56BB7D

square

#5661BB #BB5693 #BBB056 #56BB7D

split-complementary

#5661BB #BB7D56 #93BB56

monochromatic

#2B326B #3D4797 #5661BB #828ACD #ADB3DE

Accessibility & contrast

On white

5.49

#5661BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#5661BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5661BB

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5661BB	#FFFFFF	#000000	##FFFFFF
##5661BB	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376DBE

Deuteranopia (green-blind)

#2B65B9

Tritanopia (blue-blind)

#257585

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5661bb;
/* rgb */ color: rgb(86, 97, 187);
/* oklch */ color: oklch(52.9% 0.140 275.3);

Tailwind

colors: {
  custom: {
    50: '#8d8dd0',
    500: '#5661bb',
    950: '#000000',
  },
}

SCSS

$custom: #5661bb;
$custom-light: #8d8dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5661bb",
  "rgb": {
    "r": 86,
    "g": 97,
    "b": 187
  },
  "hsl": {
    "h": 233.465,
    "s": 42.616,
    "l": 53.529
  },
  "oklch": {
    "l": 0.529,
    "c": 0.14013,
    "h": 275.3
  },
  "luminance": 0.14116
}

Semantic roles & 50–950 ramp

primary

#5661BB

secondary

#CCC7A1

accent

#C555D2

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #5661BB

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

Preview Lab → · Contrast checker → · Palette generator →