#554BBB#554BBB

#554BBB is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.7% C 0.170 H 282.1°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#554BBB
RGB	rgb(85, 75, 187)
HSL	hsl(245, 45%, 51%)
HSV	hsv(245, 60%, 73%)
CMYK	cmyk(54.5%, 59.9%, 0%, 26.7%)
CIE-LAB	lab(38.81, 35.31, -57.96)
CIE-LCH	lch(38.81, 67.87, 301.35°)
OKLab	oklab(48.71% 0.0356 -0.1662)
OKLCH	oklch(48.71% 0.17 282.1)
XYZ	xyz(15.2293, 10.5504, 48.2380)
Luminance	0.1055 (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

#554BBB #B1BB4B

analogous

#4B79BB #554BBB #8D4BBB

triadic

#554BBB #BB554B #4BBB55

tetradic

#554BBB #BB4B79 #B1BB4B #4BBB8D

square

#554BBB #BB4B79 #B1BB4B #4BBB8D

split-complementary

#554BBB #BB8D4B #79BB4B

monochromatic

#2C2665 #3F3792 #554BBB #7F77CC #A9A4DD

Accessibility & contrast

On white

6.75

#554BBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#554BBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554BBB

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554BBB	#FFFFFF	#000000	##FFFFFF
##554BBB	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBF

Deuteranopia (green-blind)

#0057B9

Tritanopia (blue-blind)

#26667C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #554bbb;
/* rgb */ color: rgb(85, 75, 187);
/* oklch */ color: oklch(48.7% 0.170 282.1);

Tailwind

colors: {
  custom: {
    50: '#8e7ed0',
    500: '#554bbb',
    950: '#000000',
  },
}

SCSS

$custom: #554bbb;
$custom-light: #8e7ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#554bbb",
  "rgb": {
    "r": 85,
    "g": 75,
    "b": 187
  },
  "hsl": {
    "h": 245.357,
    "s": 45.161,
    "l": 51.373
  },
  "oklch": {
    "l": 0.48709,
    "c": 0.16998,
    "h": 282.1
  },
  "luminance": 0.10551
}

Semantic roles & 50–950 ramp

primary

#554BBB

secondary

#C5CA98

accent

#D553C9

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #554BBB

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

Preview Lab → · Contrast checker → · Palette generator →