#554FCC#554FCC

#554FCC is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.7% C 0.187 H 279.5°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#554FCC
RGB	rgb(85, 79, 204)
HSL	hsl(243, 55%, 55%)
HSV	hsv(243, 61%, 80%)
CMYK	cmyk(58.3%, 61.3%, 0%, 20%)
CIE-LAB	lab(41.03, 38.30, -64.26)
CIE-LCH	lch(41.03, 74.81, 300.80°)
OKLab	oklab(50.74% 0.0309 -0.1847)
OKLCH	oklch(50.74% 0.187 279.5)
XYZ	xyz(17.4379, 11.8817, 58.4895)
Luminance	0.1188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554FCC #C6CC4F

analogous

#4F87CC #554FCC #934FCC

triadic

#554FCC #CC554F #4FCC55

tetradic

#554FCC #CC4F87 #C6CC4F #4FCC93

square

#554FCC #CC4F87 #C6CC4F #4FCC93

split-complementary

#554FCC #CC934F #87CC4F

monochromatic

#28247D #3832AC #554FCC #837EDA #B1AEE7

Accessibility & contrast

On white

6.22

#554FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#554FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554FCC

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554FCC	#FFFFFF	#000000	##FFFFFF
##554FCC	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D0

Deuteranopia (green-blind)

#005CC9

Tritanopia (blue-blind)

#006E86

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #554fcc;
/* rgb */ color: rgb(85, 79, 204);
/* oklch */ color: oklch(50.7% 0.187 279.5);

Tailwind

colors: {
  custom: {
    50: '#9081dc',
    500: '#554fcc',
    950: '#000000',
  },
}

SCSS

$custom: #554fcc;
$custom-light: #9081dc;
$custom-dark: #000000;

JSON

{
  "hex": "#554fcc",
  "rgb": {
    "r": 85,
    "g": 79,
    "b": 204
  },
  "hsl": {
    "h": 242.88,
    "s": 55.066,
    "l": 55.49
  },
  "oklch": {
    "l": 0.50739,
    "c": 0.18728,
    "h": 279.5
  },
  "luminance": 0.11883
}

Semantic roles & 50–950 ramp

primary

#554FCC

secondary

#D3D5A1

accent

#DE49D7

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #554FCC

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

Preview Lab → · Contrast checker → · Palette generator →