#5658BB#5658BB

#5658BB is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.1% C 0.152 H 278.7°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#5658BB
RGB	rgb(86, 88, 187)
HSL	hsl(239, 43%, 54%)
HSV	hsv(239, 54%, 73%)
CMYK	cmyk(54%, 52.9%, 0%, 26.7%)
CIE-LAB	lab(42.07, 27.46, -52.69)
CIE-LCH	lch(42.07, 59.42, 297.53°)
OKLab	oklab(51.15% 0.023 -0.1506)
OKLCH	oklch(51.15% 0.152 278.7)
XYZ	xyz(16.2943, 12.5447, 48.5668)
Luminance	0.1255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5658BB #BBB956

analogous

#568ABB #5658BB #8656BB

triadic

#5658BB #BB5658 #58BB56

tetradic

#5658BB #BB568A #BBB956 #56BB86

square

#5658BB #BB568A #BBB956 #56BB86

split-complementary

#5658BB #BB8656 #8ABB56

monochromatic

#2B2C6B #3D3F97 #5658BB #8283CD #ADAEDE

Accessibility & contrast

On white

5.98

#5658BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#5658BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5658BB

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5658BB	#FFFFFF	#000000	##FFFFFF
##5658BB	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2167BE

Deuteranopia (green-blind)

#0F5FB9

Tritanopia (blue-blind)

#276E81

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5658bb;
/* rgb */ color: rgb(86, 88, 187);
/* oklch */ color: oklch(51.1% 0.152 278.7);

Tailwind

colors: {
  custom: {
    50: '#8d87d0',
    500: '#5658bb',
    950: '#000000',
  },
}

SCSS

$custom: #5658bb;
$custom-light: #8d87d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5658bb",
  "rgb": {
    "r": 86,
    "g": 88,
    "b": 187
  },
  "hsl": {
    "h": 238.812,
    "s": 42.616,
    "l": 53.529
  },
  "oklch": {
    "l": 0.51146,
    "c": 0.15234,
    "h": 278.7
  },
  "luminance": 0.12546
}

Semantic roles & 50–950 ramp

primary

#5658BB

secondary

#CCCBA1

accent

#D055D2

background

#F9F8FC

surface

#F1EFF9

border

#CBCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5658BB

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

Preview Lab → · Contrast checker → · Palette generator →