#554BCB#554BCB

#554BCB is a mid, vivid blue. Relative luminance 0.113; OKLCH L 50.0% C 0.191 H 280.5°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#554BCB
RGB	rgb(85, 75, 203)
HSL	hsl(245, 55%, 55%)
HSV	hsv(245, 63%, 80%)
CMYK	cmyk(58.1%, 63.1%, 0%, 20.4%)
CIE-LAB	lab(40.04, 40.38, -65.29)
CIE-LCH	lch(40.04, 76.77, 301.74°)
OKLab	oklab(49.99% 0.0347 -0.1878)
OKLCH	oklch(49.99% 0.191 280.5)
XYZ	xyz(17.0385, 11.2741, 57.7666)
Luminance	0.1128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Bluey Purple

#6241C7

ΔE00 3.57

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554BCB #C1CB4B

analogous

#4B81CB #554BCB #954BCB

triadic

#554BCB #CB554B #4BCB55

tetradic

#554BCB #CB4B81 #C1CB4B #4BCB95

square

#554BCB #CB4B81 #C1CB4B #4BCB95

split-complementary

#554BCB #CB954B #81CB4B

monochromatic

#2A2379 #3A31A8 #554BCB #827AD9 #AFAAE6

Accessibility & contrast

On white

6.45

#554BCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#554BCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554BCB

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554BCB	#FFFFFF	#000000	##FFFFFF
##554BCB	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CF

Deuteranopia (green-blind)

#005AC8

Tritanopia (blue-blind)

#066B84

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #554bcb;
/* rgb */ color: rgb(85, 75, 203);
/* oklch */ color: oklch(50.0% 0.191 280.5);

Tailwind

colors: {
  custom: {
    50: '#907edc',
    500: '#554bcb',
    950: '#000000',
  },
}

SCSS

$custom: #554bcb;
$custom-light: #907edc;
$custom-dark: #000000;

JSON

{
  "hex": "#554bcb",
  "rgb": {
    "r": 85,
    "g": 75,
    "b": 203
  },
  "hsl": {
    "h": 244.688,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.49991,
    "c": 0.19093,
    "h": 280.5
  },
  "luminance": 0.11275
}

Semantic roles & 50–950 ramp

primary

#554BCB

secondary

#D0D49E

accent

#DF49D3

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #554BCB

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

Preview Lab → · Contrast checker → · Palette generator →