#555ABA#555ABA

#555ABA is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.4% C 0.148 H 277.6°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#555ABA
RGB	rgb(85, 90, 186)
HSL	hsl(237, 42%, 53%)
HSV	hsv(237, 54%, 73%)
CMYK	cmyk(54.3%, 51.6%, 0%, 27.1%)
CIE-LAB	lab(42.44, 25.68, -51.51)
CIE-LCH	lch(42.44, 57.56, 296.49°)
OKLab	oklab(51.39% 0.0195 -0.1471)
OKLCH	oklch(51.39% 0.148 277.6)
XYZ	xyz(16.2626, 12.7877, 48.0562)
Luminance	0.1279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555ABA #BAB555

analogous

#558CBA #555ABA #8255BA

triadic

#555ABA #BA555A #5ABA55

tetradic

#555ABA #BA558C #BAB555 #55BA82

square

#555ABA #BA558C #BAB555 #55BA82

split-complementary

#555ABA #BA8255 #8CBA55

monochromatic

#2B2E6A #3D4195 #555ABA #8184CC #ACAFDD

Accessibility & contrast

On white

5.90

#555ABA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#555ABA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555ABA

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555ABA	#FFFFFF	#000000	##FFFFFF
##555ABA	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2868BD

Deuteranopia (green-blind)

#1960B8

Tritanopia (blue-blind)

#257081

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #555aba;
/* rgb */ color: rgb(85, 90, 186);
/* oklch */ color: oklch(51.4% 0.148 277.6);

Tailwind

colors: {
  custom: {
    50: '#8d88cf',
    500: '#555aba',
    950: '#000000',
  },
}

SCSS

$custom: #555aba;
$custom-light: #8d88cf;
$custom-dark: #000000;

JSON

{
  "hex": "#555aba",
  "rgb": {
    "r": 85,
    "g": 90,
    "b": 186
  },
  "hsl": {
    "h": 237.03,
    "s": 42.259,
    "l": 53.137
  },
  "oklch": {
    "l": 0.51386,
    "c": 0.14843,
    "h": 277.6
  },
  "luminance": 0.12789
}

Semantic roles & 50–950 ramp

primary

#555ABA

secondary

#CBC9A0

accent

#CC56D2

background

#F9F8FC

surface

#F1EFF9

border

#CBCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #555ABA

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

Preview Lab → · Contrast checker → · Palette generator →