#555ADE#555ADE

#555ADE is a mid, vivid blue. Relative luminance 0.145; OKLCH L 54.1% C 0.197 H 275.9°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#555ADE
RGB	rgb(85, 90, 222)
HSL	hsl(238, 67%, 60%)
HSV	hsv(238, 62%, 87%)
CMYK	cmyk(61.7%, 59.5%, 0%, 12.9%)
CIE-LAB	lab(44.96, 37.48, -68.17)
CIE-LCH	lch(44.96, 77.79, 298.80°)
OKLab	oklab(54.06% 0.0204 -0.1961)
OKLCH	oklch(54.06% 0.197 275.9)
XYZ	xyz(20.5830, 14.5159, 70.8103)
Luminance	0.1452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555ADE #DED955

analogous

#559FDE #555ADE #9455DE

triadic

#555ADE #DE555A #5ADE55

tetradic

#555ADE #DE559F #DED955 #55DE94

square

#555ADE #DE559F #DED955 #55DE94

split-complementary

#555ADE #DE9455 #9FDE55

monochromatic

#1E239B #282ECE #555ADE #888CE8 #BCBDF2

Accessibility & contrast

On white

5.38

#555ADE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#555ADE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555ADE

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555ADE	#FFFFFF	#000000	##FFFFFF
##555ADE	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070E2

Deuteranopia (green-blind)

#0065DB

Tritanopia (blue-blind)

#007A93

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #555ade;
/* rgb */ color: rgb(85, 90, 222);
/* oklch */ color: oklch(54.1% 0.197 275.9);

Tailwind

colors: {
  custom: {
    50: '#9289e9',
    500: '#555ade',
    950: '#000000',
  },
}

SCSS

$custom: #555ade;
$custom-light: #9289e9;
$custom-dark: #000000;

JSON

{
  "hex": "#555ade",
  "rgb": {
    "r": 85,
    "g": 90,
    "b": 222
  },
  "hsl": {
    "h": 237.81,
    "s": 67.488,
    "l": 60.196
  },
  "oklch": {
    "l": 0.54064,
    "c": 0.19719,
    "h": 275.9
  },
  "luminance": 0.14518
}

Semantic roles & 50–950 ramp

primary

#555ADE

secondary

#E2E0AD

accent

#C916CF

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #555ADE

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

Preview Lab → · Contrast checker → · Palette generator →