#553FC9#553FC9

#553FC9 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 48.0% C 0.203 H 282.9°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#553FC9
RGB	rgb(85, 63, 201)
HSL	hsl(250, 56%, 52%)
HSV	hsv(250, 69%, 79%)
CMYK	cmyk(57.7%, 68.7%, 0%, 21.2%)
CIE-LAB	lab(37.30, 46.69, -68.60)
CIE-LCH	lch(37.30, 82.98, 304.24°)
OKLab	oklab(47.96% 0.0453 -0.1975)
OKLCH	oklch(47.96% 0.203 282.9)
XYZ	xyz(16.0632, 9.7023, 56.2733)
Luminance	0.0970 (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

#553FC9 #B3C93F

analogous

#3F6EC9 #553FC9 #9A3FC9

triadic

#553FC9 #C9553F #3FC955

tetradic

#553FC9 #C93F6E #B3C93F #3FC99A

square

#553FC9 #C93F6E #B3C93F #3FC99A

split-complementary

#553FC9 #C99A3F #6EC93F

monochromatic

#2C1F6F #3F2D9E #553FC9 #7F6FD6 #AA9FE4

Accessibility & contrast

On white

7.14

#553FC9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#553FC9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553FC9

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553FC9	#FFFFFF	#000000	##FFFFFF
##553FC9	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCD

Deuteranopia (green-blind)

#0053C6

Tritanopia (blue-blind)

#11637F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #553fc9;
/* rgb */ color: rgb(85, 63, 201);
/* oklch */ color: oklch(48.0% 0.203 282.9);

Tailwind

colors: {
  custom: {
    50: '#9176db',
    500: '#553fc9',
    950: '#000000',
  },
}

SCSS

$custom: #553fc9;
$custom-light: #9176db;
$custom-dark: #000000;

JSON

{
  "hex": "#553fc9",
  "rgb": {
    "r": 85,
    "g": 63,
    "b": 201
  },
  "hsl": {
    "h": 249.565,
    "s": 56.098,
    "l": 51.765
  },
  "oklch": {
    "l": 0.47961,
    "c": 0.2026,
    "h": 282.9
  },
  "luminance": 0.09703
}

Semantic roles & 50–950 ramp

primary

#553FC9

secondary

#C7D094

accent

#DF48C7

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #553FC9

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

Preview Lab → · Contrast checker → · Palette generator →