#554EDB#554EDB

#554EDB is a mid, highly saturated blue. Relative luminance 0.125; OKLCH L 51.8% C 0.208 H 278.5°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#554EDB
RGB	rgb(85, 78, 219)
HSL	hsl(243, 66%, 58%)
HSV	hsv(243, 64%, 86%)
CMYK	cmyk(61.2%, 64.4%, 0%, 14.1%)
CIE-LAB	lab(41.99, 43.69, -71.31)
CIE-LCH	lch(41.99, 83.63, 301.50°)
OKLab	oklab(51.81% 0.0307 -0.2054)
OKLCH	oklch(51.81% 0.208 278.5)
XYZ	xyz(19.2528, 12.4931, 68.4009)
Luminance	0.1250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554EDB #D4DB4E

analogous

#4E8DDB #554EDB #9B4EDB

triadic

#554EDB #DB554E #4EDB55

tetradic

#554EDB #DB4E8D #D4DB4E #4EDB9B

square

#554EDB #DB4E8D #D4DB4E #4EDB9B

split-complementary

#554EDB #DB9B4E #8DDB4E

monochromatic

#231E91 #3028C4 #554EDB #8681E5 #B7B4F0

Accessibility & contrast

On white

6.00

#554EDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#554EDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554EDB

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554EDB	#FFFFFF	#000000	##FFFFFF
##554EDB	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DF

Deuteranopia (green-blind)

#005DD8

Tritanopia (blue-blind)

#00728D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #554edb;
/* rgb */ color: rgb(85, 78, 219);
/* oklch */ color: oklch(51.8% 0.208 278.5);

Tailwind

colors: {
  custom: {
    50: '#9380e7',
    500: '#554edb',
    950: '#000000',
  },
}

SCSS

$custom: #554edb;
$custom-light: #9380e7;
$custom-dark: #000000;

JSON

{
  "hex": "#554edb",
  "rgb": {
    "r": 85,
    "g": 78,
    "b": 219
  },
  "hsl": {
    "h": 242.979,
    "s": 66.197,
    "l": 58.235
  },
  "oklch": {
    "l": 0.51811,
    "c": 0.2077,
    "h": 278.5
  },
  "luminance": 0.12495
}

Semantic roles & 50–950 ramp

primary

#554EDB

secondary

#DCDEA6

accent

#E93FE1

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #554EDB

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

Preview Lab → · Contrast checker → · Palette generator →