#555ADA#555ADA

#555ADA is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.8% C 0.192 H 276.1°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#555ADA
RGB	rgb(85, 90, 218)
HSL	hsl(238, 64%, 59%)
HSV	hsv(238, 61%, 85%)
CMYK	cmyk(61%, 58.7%, 0%, 14.5%)
CIE-LAB	lab(44.67, 36.17, -66.38)
CIE-LCH	lch(44.67, 75.59, 298.59°)
OKLab	oklab(53.75% 0.0205 -0.1909)
OKLCH	oklch(53.75% 0.192 276.1)
XYZ	xyz(20.0533, 14.3040, 68.0203)
Luminance	0.1431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555ADA #DAD555

analogous

#559DDA #555ADA #9255DA

triadic

#555ADA #DA555A #5ADA55

tetradic

#555ADA #DA559D #DAD555 #55DA92

square

#555ADA #DA559D #DAD555 #55DA92

split-complementary

#555ADA #DA9255 #9DDA55

monochromatic

#202594 #2B31C7 #555ADA #878BE5 #BABCF0

Accessibility & contrast

On white

5.44

#555ADA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#555ADA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555ADA

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555ADA	#FFFFFF	#000000	##FFFFFF
##555ADA	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDE

Deuteranopia (green-blind)

#0064D7

Tritanopia (blue-blind)

#007991

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #555ada;
/* rgb */ color: rgb(85, 90, 218);
/* oklch */ color: oklch(53.8% 0.192 276.1);

Tailwind

colors: {
  custom: {
    50: '#9288e6',
    500: '#555ada',
    950: '#000000',
  },
}

SCSS

$custom: #555ada;
$custom-light: #9288e6;
$custom-dark: #000000;

JSON

{
  "hex": "#555ada",
  "rgb": {
    "r": 85,
    "g": 90,
    "b": 218
  },
  "hsl": {
    "h": 237.744,
    "s": 64.251,
    "l": 59.412
  },
  "oklch": {
    "l": 0.5375,
    "c": 0.19195,
    "h": 276.1
  },
  "luminance": 0.14306
}

Semantic roles & 50–950 ramp

primary

#555ADA

secondary

#DFDDAB

accent

#E141E7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #555ADA

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

Preview Lab → · Contrast checker → · Palette generator →