#554FCF#554FCF

#554FCF is a mid, vivid blue. Relative luminance 0.120; OKLCH L 51.0% C 0.191 H 279.3°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#554FCF
RGB	rgb(85, 79, 207)
HSL	hsl(243, 57%, 56%)
HSV	hsv(243, 62%, 81%)
CMYK	cmyk(58.9%, 61.8%, 0%, 18.8%)
CIE-LAB	lab(41.26, 39.26, -65.61)
CIE-LCH	lch(41.26, 76.46, 300.90°)
OKLab	oklab(50.98% 0.0308 -0.1887)
OKLCH	oklch(50.98% 0.191 279.3)
XYZ	xyz(17.8012, 12.0270, 60.4028)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#554FCF #C9CF4F

analogous

#4F89CF #554FCF #954FCF

triadic

#554FCF #CF554F #4FCF55

tetradic

#554FCF #CF4F89 #C9CF4F #4FCF95

square

#554FCF #CF4F89 #C9CF4F #4FCF95

split-complementary

#554FCF #CF954F #89CF4F

monochromatic

#272381 #3630B1 #554FCF #837FDC #B2AFE9

Accessibility & contrast

On white

6.17

#554FCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#554FCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #554FCF

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##554FCF	#FFFFFF	#000000	##FFFFFF
##554FCF	1.00	6.17	3.41	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D3

Deuteranopia (green-blind)

#005CCC

Tritanopia (blue-blind)

#006F87

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #554fcf;
/* rgb */ color: rgb(85, 79, 207);
/* oklch */ color: oklch(51.0% 0.191 279.3);

Tailwind

colors: {
  custom: {
    50: '#9181df',
    500: '#554fcf',
    950: '#000000',
  },
}

SCSS

$custom: #554fcf;
$custom-light: #9181df;
$custom-dark: #000000;

JSON

{
  "hex": "#554fcf",
  "rgb": {
    "r": 85,
    "g": 79,
    "b": 207
  },
  "hsl": {
    "h": 242.813,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.50981,
    "c": 0.19118,
    "h": 279.3
  },
  "luminance": 0.12028
}

Semantic roles & 50–950 ramp

primary

#554FCF

secondary

#D5D7A2

accent

#E047D9

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #554FCF

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

Preview Lab → · Contrast checker → · Palette generator →