#553FC5#553FC5

#553FC5 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.6% C 0.198 H 283.4°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#553FC5
RGB	rgb(85, 63, 197)
HSL	hsl(250, 54%, 51%)
HSV	hsv(250, 68%, 77%)
CMYK	cmyk(56.9%, 68%, 0%, 22.7%)
CIE-LAB	lab(36.96, 45.47, -66.83)
CIE-LCH	lch(36.96, 80.83, 304.23°)
OKLab	oklab(47.61% 0.0459 -0.1923)
OKLCH	oklch(47.61% 0.198 283.4)
XYZ	xyz(15.5988, 9.5166, 53.8274)
Luminance	0.0952 (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

#553FC5 #AFC53F

analogous

#3F6CC5 #553FC5 #983FC5

triadic

#553FC5 #C5553F #3FC555

tetradic

#553FC5 #C53F6C #AFC53F #3FC598

square

#553FC5 #C53F6C #AFC53F #3FC598

split-complementary

#553FC5 #C5983F #6CC53F

monochromatic

#2C206A #402E99 #553FC5 #7F6ED3 #A89DE1

Accessibility & contrast

On white

7.23

#553FC5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#553FC5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553FC5

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553FC5	#FFFFFF	#000000	##FFFFFF
##553FC5	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC9

Deuteranopia (green-blind)

#0052C2

Tritanopia (blue-blind)

#1A627D

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #553fc5;
/* rgb */ color: rgb(85, 63, 197);
/* oklch */ color: oklch(47.6% 0.198 283.4);

Tailwind

colors: {
  custom: {
    50: '#9076d8',
    500: '#553fc5',
    950: '#000000',
  },
}

SCSS

$custom: #553fc5;
$custom-light: #9076d8;
$custom-dark: #000000;

JSON

{
  "hex": "#553fc5",
  "rgb": {
    "r": 85,
    "g": 63,
    "b": 197
  },
  "hsl": {
    "h": 249.851,
    "s": 53.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.4761,
    "c": 0.19769,
    "h": 283.4
  },
  "luminance": 0.09518
}

Semantic roles & 50–950 ramp

primary

#553FC5

secondary

#C4CE92

accent

#DD4BC5

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #553FC5

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

Preview Lab → · Contrast checker → · Palette generator →