#3531C8#3531C8

#3531C8 is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.6% C 0.222 H 273.3°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#3531C8
RGB	rgb(53, 49, 200)
HSL	hsl(242, 61%, 49%)
HSV	hsv(242, 76%, 78%)
CMYK	cmyk(73.5%, 75.5%, 0%, 21.6%)
CIE-LAB	lab(32.08, 50.28, -76.69)
CIE-LCH	lch(32.08, 91.70, 303.25°)
OKLab	oklab(43.61% 0.0129 -0.2219)
OKLCH	oklch(43.61% 0.222 273.3)
XYZ	xyz(12.9884, 7.1223, 55.3226)
Luminance	0.0712 (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

#3531C8 #C4C831

analogous

#3179C8 #3531C8 #8131C8

triadic

#3531C8 #C83531 #31C835

tetradic

#3531C8 #C83179 #C4C831 #31C881

square

#3531C8 #C83179 #C4C831 #31C881

split-complementary

#3531C8 #C88131 #79C831

monochromatic

#1B1966 #282597 #3531C8 #625FD8 #9290E4

Accessibility & contrast

On white

8.66

#3531C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#3531C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3531C8

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3531C8	#FFFFFF	#000000	##FFFFFF
##3531C8	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053CC

Deuteranopia (green-blind)

#0044C5

Tritanopia (blue-blind)

#005E7B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3531c8;
/* rgb */ color: rgb(53, 49, 200);
/* oklch */ color: oklch(43.6% 0.222 273.3);

Tailwind

colors: {
  custom: {
    50: '#836cda',
    500: '#3531c8',
    950: '#000000',
  },
}

SCSS

$custom: #3531c8;
$custom-light: #836cda;
$custom-dark: #000000;

JSON

{
  "hex": "#3531c8",
  "rgb": {
    "r": 53,
    "g": 49,
    "b": 200
  },
  "hsl": {
    "h": 241.589,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.43613,
    "c": 0.22226,
    "h": 273.3
  },
  "luminance": 0.07124
}

Semantic roles & 50–950 ramp

primary

#3531C8

secondary

#CCCE86

accent

#E444E0

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0D0715

muted

#7D7A83

Preview Lab

Preview with #3531C8

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

Preview Lab → · Contrast checker → · Palette generator →