#5555CA#5555CA

#5555CA is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.6% C 0.177 H 278.2°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#5555CA
RGB	rgb(85, 85, 202)
HSL	hsl(240, 52%, 56%)
HSV	hsv(240, 58%, 79%)
CMYK	cmyk(57.9%, 57.9%, 0%, 20.8%)
CIE-LAB	lab(42.29, 34.00, -61.04)
CIE-LCH	lch(42.29, 69.87, 299.12°)
OKLab	oklab(51.63% 0.0253 -0.1752)
OKLCH	oklch(51.63% 0.177 278.2)
XYZ	xyz(17.6521, 12.6913, 57.3851)
Luminance	0.1269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5555CA #CACA55

analogous

#5590CA #5555CA #9055CA

triadic

#5555CA #CA5555 #55CA55

tetradic

#5555CA #CA5590 #CACA55 #55CA90

square

#5555CA #CA5590 #CACA55 #55CA90

split-complementary

#5555CA #CA9055 #90CA55

monochromatic

#27277D #3636AC #5555CA #8484D9 #B2B2E7

Accessibility & contrast

On white

5.93

#5555CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#5555CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5555CA

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5555CA	#FFFFFF	#000000	##FFFFFF
##5555CA	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CE

Deuteranopia (green-blind)

#005FC8

Tritanopia (blue-blind)

#057187

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5555ca;
/* rgb */ color: rgb(85, 85, 202);
/* oklch */ color: oklch(51.6% 0.177 278.2);

Tailwind

colors: {
  custom: {
    50: '#8f85db',
    500: '#5555ca',
    950: '#000000',
  },
}

SCSS

$custom: #5555ca;
$custom-light: #8f85db;
$custom-dark: #000000;

JSON

{
  "hex": "#5555ca",
  "rgb": {
    "r": 85,
    "g": 85,
    "b": 202
  },
  "hsl": {
    "h": 240,
    "s": 52.466,
    "l": 56.275
  },
  "oklch": {
    "l": 0.51626,
    "c": 0.17704,
    "h": 278.2
  },
  "luminance": 0.12693
}

Semantic roles & 50–950 ramp

primary

#5555CA

secondary

#D5D5A5

accent

#DC4CDC

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #5555CA

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

Preview Lab → · Contrast checker → · Palette generator →