#555DC7#555DC7

#555DC7 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.9% C 0.163 H 276.1°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#555DC7
RGB	rgb(85, 93, 199)
HSL	hsl(236, 50%, 56%)
HSV	hsv(236, 57%, 78%)
CMYK	cmyk(57.3%, 53.3%, 0%, 22%)
CIE-LAB	lab(44.06, 28.06, -56.45)
CIE-LCH	lch(44.06, 63.04, 296.43°)
OKLab	oklab(52.88% 0.0172 -0.1616)
OKLCH	oklch(52.88% 0.163 276.1)
XYZ	xyz(17.9661, 13.8822, 55.7546)
Luminance	0.1388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555DC7 #C7BF55

analogous

#5596C7 #555DC7 #8655C7

triadic

#555DC7 #C7555D #5DC755

tetradic

#555DC7 #C75596 #C7BF55 #55C786

square

#555DC7 #C75596 #C7BF55 #55C786

split-complementary

#555DC7 #C78655 #96C755

monochromatic

#282E7A #373FA8 #555DC7 #8389D6 #B1B5E5

Accessibility & contrast

On white

5.56

#555DC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#555DC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555DC7

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555DC7	#FFFFFF	#000000	##FFFFFF
##555DC7	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D6DCB

Deuteranopia (green-blind)

#0064C5

Tritanopia (blue-blind)

#0C7589

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #555dc7;
/* rgb */ color: rgb(85, 93, 199);
/* oklch */ color: oklch(52.9% 0.163 276.1);

Tailwind

colors: {
  custom: {
    50: '#8e8ad9',
    500: '#555dc7',
    950: '#000000',
  },
}

SCSS

$custom: #555dc7;
$custom-light: #8e8ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#555dc7",
  "rgb": {
    "r": 85,
    "g": 93,
    "b": 199
  },
  "hsl": {
    "h": 235.789,
    "s": 50.442,
    "l": 55.686
  },
  "oklch": {
    "l": 0.52878,
    "c": 0.16254,
    "h": 276.1
  },
  "luminance": 0.13884
}

Semantic roles & 50–950 ramp

primary

#555DC7

secondary

#D4D0A4

accent

#D04EDA

background

#F9F8FD

surface

#F2F0FA

border

#CCCBD3

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #555DC7

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

Preview Lab → · Contrast checker → · Palette generator →