#535BBB#535BBB

#535BBB is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.5% C 0.149 H 276.3°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#535BBB
RGB	rgb(83, 91, 187)
HSL	hsl(235, 43%, 53%)
HSV	hsv(235, 56%, 73%)
CMYK	cmyk(55.6%, 51.3%, 0%, 26.7%)
CIE-LAB	lab(42.62, 24.96, -51.81)
CIE-LCH	lch(42.62, 57.51, 295.72°)
OKLab	oklab(51.51% 0.0162 -0.1481)
OKLCH	oklch(51.51% 0.149 276.3)
XYZ	xyz(16.2751, 12.9079, 48.6379)
Luminance	0.1291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#535BBB #BBB353

analogous

#538FBB #535BBB #7F53BB

triadic

#535BBB #BB535B #5BBB53

tetradic

#535BBB #BB538F #BBB353 #53BB7F

square

#535BBB #BB538F #BBB353 #53BB7F

split-complementary

#535BBB #BB7F53 #8FBB53

monochromatic

#2A2F6A #3B4296 #535BBB #7F85CC #ABAFDE

Accessibility & contrast

On white

5.86

#535BBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#535BBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #535BBB

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##535BBB	#FFFFFF	#000000	##FFFFFF
##535BBB	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2869BE

Deuteranopia (green-blind)

#1760B9

Tritanopia (blue-blind)

#1C7182

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #535bbb;
/* rgb */ color: rgb(83, 91, 187);
/* oklch */ color: oklch(51.5% 0.149 276.3);

Tailwind

colors: {
  custom: {
    50: '#8c89d0',
    500: '#535bbb',
    950: '#000000',
  },
}

SCSS

$custom: #535bbb;
$custom-light: #8c89d0;
$custom-dark: #000000;

JSON

{
  "hex": "#535bbb",
  "rgb": {
    "r": 83,
    "g": 91,
    "b": 187
  },
  "hsl": {
    "h": 235.385,
    "s": 43.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.51508,
    "c": 0.14895,
    "h": 276.3
  },
  "luminance": 0.12909
}

Semantic roles & 50–950 ramp

primary

#535BBB

secondary

#CBC89E

accent

#C955D3

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #535BBB

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

Preview Lab → · Contrast checker → · Palette generator →