#5559BA#5559BA

#5559BA is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.2% C 0.150 H 277.9°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#5559BA
RGB	rgb(85, 89, 186)
HSL	hsl(238, 42%, 53%)
HSV	hsv(238, 54%, 73%)
CMYK	cmyk(54.3%, 52.2%, 0%, 27.1%)
CIE-LAB	lab(42.19, 26.30, -51.93)
CIE-LCH	lch(42.19, 58.21, 296.86°)
OKLab	oklab(51.19% 0.0206 -0.1484)
OKLCH	oklch(51.19% 0.15 277.9)
XYZ	xyz(16.1788, 12.6202, 48.0283)
Luminance	0.1262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5559BA #BAB655

analogous

#558BBA #5559BA #8355BA

triadic

#5559BA #BA5559 #59BA55

tetradic

#5559BA #BA558B #BAB655 #55BA83

square

#5559BA #BA558B #BAB655 #55BA83

split-complementary

#5559BA #BA8355 #8BBA55

monochromatic

#2B2D6A #3D4095 #5559BA #8184CC #ACAEDD

Accessibility & contrast

On white

5.96

#5559BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#5559BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5559BA

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5559BA	#FFFFFF	#000000	##FFFFFF
##5559BA	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2568BD

Deuteranopia (green-blind)

#1560B8

Tritanopia (blue-blind)

#256F81

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5559ba;
/* rgb */ color: rgb(85, 89, 186);
/* oklch */ color: oklch(51.2% 0.150 277.9);

Tailwind

colors: {
  custom: {
    50: '#8d87cf',
    500: '#5559ba',
    950: '#000000',
  },
}

SCSS

$custom: #5559ba;
$custom-light: #8d87cf;
$custom-dark: #000000;

JSON

{
  "hex": "#5559ba",
  "rgb": {
    "r": 85,
    "g": 89,
    "b": 186
  },
  "hsl": {
    "h": 237.624,
    "s": 42.259,
    "l": 53.137
  },
  "oklch": {
    "l": 0.51194,
    "c": 0.14979,
    "h": 277.9
  },
  "luminance": 0.12621
}

Semantic roles & 50–950 ramp

primary

#5559BA

secondary

#CBC9A0

accent

#CD56D2

background

#F9F8FC

surface

#F1EFF9

border

#CBCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5559BA

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

Preview Lab → · Contrast checker → · Palette generator →