#5B53DD#5B53DD

#5B53DD is a mid, highly saturated blue. Relative luminance 0.136; OKLCH L 53.2% C 0.203 H 279.5°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#5B53DD
RGB	rgb(91, 83, 221)
HSL	hsl(243, 67%, 60%)
HSV	hsv(243, 62%, 87%)
CMYK	cmyk(58.8%, 62.4%, 0%, 13.3%)
CIE-LAB	lab(43.70, 42.32, -69.64)
CIE-LCH	lch(43.70, 81.49, 301.28°)
OKLab	oklab(53.22% 0.0337 -0.2003)
OKLCH	oklch(53.22% 0.203 279.5)
XYZ	xyz(20.4546, 13.6297, 69.9455)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B53DD #D5DD53

analogous

#5390DD #5B53DD #A053DD

triadic

#5B53DD #DD5B53 #53DD5B

tetradic

#5B53DD #DD5390 #D5DD53 #53DDA0

square

#5B53DD #DD5390 #D5DD53 #53DDA0

split-complementary

#5B53DD #DDA053 #90DD53

monochromatic

#251E98 #3228CB #5B53DD #8C86E7 #BCB9F1

Accessibility & contrast

On white

5.64

#5B53DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#5B53DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B53DD

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B53DD	#FFFFFF	#000000	##FFFFFF
##5B53DD	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DE1

Deuteranopia (green-blind)

#0062DA

Tritanopia (blue-blind)

#007590

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5b53dd;
/* rgb */ color: rgb(91, 83, 221);
/* oklch */ color: oklch(53.2% 0.203 279.5);

Tailwind

colors: {
  custom: {
    50: '#9684e9',
    500: '#5b53dd',
    950: '#000000',
  },
}

SCSS

$custom: #5b53dd;
$custom-light: #9684e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b53dd",
  "rgb": {
    "r": 91,
    "g": 83,
    "b": 221
  },
  "hsl": {
    "h": 243.478,
    "s": 66.99,
    "l": 59.608
  },
  "oklch": {
    "l": 0.53217,
    "c": 0.20315,
    "h": 279.5
  },
  "luminance": 0.13631
}

Semantic roles & 50–950 ramp

primary

#5B53DD

secondary

#DEE1AB

accent

#EA3EE0

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B16

muted

#7E7C84

Preview Lab

Preview with #5B53DD

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

Preview Lab → · Contrast checker → · Palette generator →