#553BDE#553BDE

#553BDE is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 49.3% C 0.232 H 281.0°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#553BDE
RGB	rgb(85, 59, 222)
HSL	hsl(250, 71%, 55%)
HSV	hsv(250, 73%, 87%)
CMYK	cmyk(61.7%, 73.4%, 0%, 12.9%)
CIE-LAB	lab(38.43, 55.10, -78.86)
CIE-LCH	lch(38.43, 96.20, 304.94°)
OKLab	oklab(49.34% 0.0441 -0.2275)
OKLCH	oklch(49.34% 0.232 281)
XYZ	xyz(18.4909, 10.3318, 70.1129)
Luminance	0.1033 (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

#553BDE #C4DE3B

analogous

#3B72DE #553BDE #A73BDE

triadic

#553BDE #DE553B #3BDE55

tetradic

#553BDE #DE3B72 #C4DE3B #3BDEA7

square

#553BDE #DE3B72 #C4DE3B #3BDEA7

split-complementary

#553BDE #DEA73B #72DE3B

monochromatic

#291788 #3920BC #553BDE #826FE7 #B0A4F0

Accessibility & contrast

On white

6.85

#553BDE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#553BDE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #553BDE

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553BDE	#FFFFFF	#000000	##FFFFFF
##553BDE	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060E3

Deuteranopia (green-blind)

#0054DB

Tritanopia (blue-blind)

#00698A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #553bde;
/* rgb */ color: rgb(85, 59, 222);
/* oklch */ color: oklch(49.3% 0.232 281.0);

Tailwind

colors: {
  custom: {
    50: '#9574ea',
    500: '#553bde',
    950: '#000000',
  },
}

SCSS

$custom: #553bde;
$custom-light: #9574ea;
$custom-dark: #000000;

JSON

{
  "hex": "#553bde",
  "rgb": {
    "r": 85,
    "g": 59,
    "b": 222
  },
  "hsl": {
    "h": 249.571,
    "s": 71.179,
    "l": 55.098
  },
  "oklch": {
    "l": 0.4934,
    "c": 0.23173,
    "h": 281
  },
  "luminance": 0.10333
}

Semantic roles & 50–950 ramp

primary

#553BDE

secondary

#D2DD98

accent

#EE3AD1

background

#FAF7FE

surface

#F3EDFD

border

#CDC8D5

text

#0F0816

muted

#7F7B84

Preview Lab

Preview with #553BDE

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

Preview Lab → · Contrast checker → · Palette generator →