#554DDD#554DDD

#554DDD is a mid, highly saturated blue. Relative luminance 0.125; OKLCH L 51.8% C 0.211 H 278.5°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#554DDD
RGB	rgb(85, 77, 221)
HSL	hsl(243, 68%, 58%)
HSV	hsv(243, 65%, 87%)
CMYK	cmyk(61.5%, 65.2%, 0%, 13.3%)
CIE-LAB	lab(41.94, 44.91, -72.54)
CIE-LCH	lch(41.94, 85.32, 301.76°)
OKLab	oklab(51.82% 0.0313 -0.209)
OKLCH	oklch(51.82% 0.211 278.5)
XYZ	xyz(19.4472, 12.4580, 69.7724)
Luminance	0.1246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554DDD #D5DD4D

analogous

#4D8DDD #554DDD #9D4DDD

triadic

#554DDD #DD554D #4DDD55

tetradic

#554DDD #DD4D8D #D5DD4D #4DDD9D

square

#554DDD #DD4D8D #D5DD4D #4DDD9D

split-complementary

#554DDD #DD9D4D #8DDD4D

monochromatic

#231C93 #2F26C7 #554DDD #8680E7 #B7B4F1

Accessibility & contrast

On white

6.01

#554DDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#554DDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554DDD

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554DDD	#FFFFFF	#000000	##FFFFFF
##554DDD	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069E2

Deuteranopia (green-blind)

#005DDA

Tritanopia (blue-blind)

#00728E

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #554ddd;
/* rgb */ color: rgb(85, 77, 221);
/* oklch */ color: oklch(51.8% 0.211 278.5);

Tailwind

colors: {
  custom: {
    50: '#9380e9',
    500: '#554ddd',
    950: '#000000',
  },
}

SCSS

$custom: #554ddd;
$custom-light: #9380e9;
$custom-dark: #000000;

JSON

{
  "hex": "#554ddd",
  "rgb": {
    "r": 85,
    "g": 77,
    "b": 221
  },
  "hsl": {
    "h": 243.333,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.51822,
    "c": 0.21136,
    "h": 278.5
  },
  "luminance": 0.1246
}

Semantic roles & 50–950 ramp

primary

#554DDD

secondary

#DCDFA6

accent

#EB3DE1

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #554DDD

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

Preview Lab → · Contrast checker → · Palette generator →