#554DB3#554DB3

#554DB3 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.5% C 0.156 H 282.4°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#554DB3
RGB	rgb(85, 77, 179)
HSL	hsl(245, 40%, 50%)
HSV	hsv(245, 57%, 70%)
CMYK	cmyk(52.5%, 57%, 0%, 29.8%)
CIE-LAB	lab(38.71, 31.54, -53.42)
CIE-LCH	lch(38.71, 62.04, 300.56°)
OKLab	oklab(48.45% 0.0336 -0.1528)
OKLCH	oklch(48.45% 0.156 282.4)
XYZ	xyz(14.5344, 10.4929, 43.8986)
Luminance	0.1049 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554DB3 #ABB34D

analogous

#4D78B3 #554DB3 #884DB3

triadic

#554DB3 #B3554D #4DB355

tetradic

#554DB3 #B34D78 #ABB34D #4DB388

square

#554DB3 #B34D78 #ABB34D #4DB388

split-complementary

#554DB3 #B3884D #78B34D

monochromatic

#2C285E #403A89 #554DB3 #7E78C5 #A7A3D8

Accessibility & contrast

On white

6.78

#554DB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#554DB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554DB3

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554DB3	#FFFFFF	#000000	##FFFFFF
##554DB3	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FB6

Deuteranopia (green-blind)

#0058B1

Tritanopia (blue-blind)

#2E6478

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #554db3;
/* rgb */ color: rgb(85, 77, 179);
/* oklch */ color: oklch(48.5% 0.156 282.4);

Tailwind

colors: {
  custom: {
    50: '#8c7fca',
    500: '#554db3',
    950: '#000000',
  },
}

SCSS

$custom: #554db3;
$custom-light: #8c7fca;
$custom-dark: #000000;

JSON

{
  "hex": "#554db3",
  "rgb": {
    "r": 85,
    "g": 77,
    "b": 179
  },
  "hsl": {
    "h": 244.706,
    "s": 40.157,
    "l": 50.196
  },
  "oklch": {
    "l": 0.48452,
    "c": 0.15648,
    "h": 282.4
  },
  "luminance": 0.10494
}

Semantic roles & 50–950 ramp

primary

#554DB3

secondary

#C1C597

accent

#D058C7

background

#F9F7FC

surface

#F1EEF8

border

#CBC9D1

text

#0D0A13

muted

#7E7C82

Preview Lab

Preview with #554DB3

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

Preview Lab → · Contrast checker → · Palette generator →