#554DDB#554DDB

#554DDB is a mid, highly saturated blue. Relative luminance 0.124; OKLCH L 51.7% C 0.209 H 278.7°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#554DDB
RGB	rgb(85, 77, 219)
HSL	hsl(243, 66%, 58%)
HSV	hsv(243, 65%, 86%)
CMYK	cmyk(61.2%, 64.8%, 0%, 14.1%)
CIE-LAB	lab(41.77, 44.28, -71.67)
CIE-LCH	lch(41.77, 84.24, 301.71°)
OKLab	oklab(51.65% 0.0315 -0.2065)
OKLCH	oklch(51.65% 0.209 278.7)
XYZ	xyz(19.1823, 12.3521, 68.3774)
Luminance	0.1235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554DDB #D3DB4D

analogous

#4D8CDB #554DDB #9C4DDB

triadic

#554DDB #DB554D #4DDB55

tetradic

#554DDB #DB4D8C #D3DB4D #4DDB9C

square

#554DDB #DB4D8C #D3DB4D #4DDB9C

split-complementary

#554DDB #DB9C4D #8CDB4D

monochromatic

#241D90 #3027C3 #554DDB #8680E5 #B6B3F0

Accessibility & contrast

On white

6.05

#554DDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#554DDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554DDB

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554DDB	#FFFFFF	#000000	##FFFFFF
##554DDB	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068DF

Deuteranopia (green-blind)

#005DD8

Tritanopia (blue-blind)

#00718D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #554ddb;
/* rgb */ color: rgb(85, 77, 219);
/* oklch */ color: oklch(51.7% 0.209 278.7);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#554ddb",
  "rgb": {
    "r": 85,
    "g": 77,
    "b": 219
  },
  "hsl": {
    "h": 243.38,
    "s": 66.355,
    "l": 58.039
  },
  "oklch": {
    "l": 0.51652,
    "c": 0.20886,
    "h": 278.7
  },
  "luminance": 0.12354
}

Semantic roles & 50–950 ramp

primary

#554DDB

secondary

#DBDEA6

accent

#E93FE0

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #554DDB

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

Preview Lab → · Contrast checker → · Palette generator →