#353DB0#353DB0

#353DB0 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.1% C 0.180 H 273.0°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#353DB0
RGB	rgb(53, 61, 176)
HSL	hsl(236, 54%, 45%)
HSV	hsv(236, 70%, 69%)
CMYK	cmyk(69.9%, 65.3%, 0%, 31%)
CIE-LAB	lab(32.32, 35.17, -62.14)
CIE-LCH	lch(32.32, 71.40, 299.51°)
OKLab	oklab(43.08% 0.0095 -0.1795)
OKLCH	oklch(43.08% 0.18 273)
XYZ	xyz(10.9708, 7.2279, 41.8828)
Luminance	0.0723 (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

#353DB0 #B0A835

analogous

#357AB0 #353DB0 #6B35B0

triadic

#353DB0 #B0353D #3DB035

tetradic

#353DB0 #B0357A #B0A835 #35B06B

square

#353DB0 #B0357A #B0A835 #35B06B

split-complementary

#353DB0 #B06B35 #7AB035

monochromatic

#191C52 #272D81 #353DB0 #565ECC #858BDA

Accessibility & contrast

On white

8.59

#353DB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#353DB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353DB0

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353DB0	#FFFFFF	#000000	##FFFFFF
##353DB0	1.00	8.59	2.45	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B4

Deuteranopia (green-blind)

#0046AE

Tritanopia (blue-blind)

#005B71

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #353db0;
/* rgb */ color: rgb(53, 61, 176);
/* oklch */ color: oklch(43.1% 0.180 273.0);

Tailwind

colors: {
  custom: {
    50: '#7d73c9',
    500: '#353db0',
    950: '#000000',
  },
}

SCSS

$custom: #353db0;
$custom-light: #7d73c9;
$custom-dark: #000000;

JSON

{
  "hex": "#353db0",
  "rgb": {
    "r": 53,
    "g": 61,
    "b": 176
  },
  "hsl": {
    "h": 236.098,
    "s": 53.712,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43083,
    "c": 0.17971,
    "h": 273
  },
  "luminance": 0.07229
}

Semantic roles & 50–950 ramp

primary

#353DB0

secondary

#C4BF7D

accent

#D44BDD

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353DB0

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

Preview Lab → · Contrast checker → · Palette generator →