#353BB4#353BB4

#353BB4 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.1% C 0.187 H 273.2°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#353BB4
RGB	rgb(53, 59, 180)
HSL	hsl(237, 55%, 46%)
HSV	hsv(237, 71%, 71%)
CMYK	cmyk(70.6%, 67.2%, 0%, 29.4%)
CIE-LAB	lab(32.21, 37.82, -64.70)
CIE-LCH	lch(32.21, 74.94, 300.31°)
OKLab	oklab(43.11% 0.0105 -0.187)
OKLCH	oklch(43.11% 0.187 273.2)
XYZ	xyz(11.2676, 7.1790, 43.9630)
Luminance	0.0718 (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

#353BB4 #B4AE35

analogous

#357AB4 #353BB4 #6E35B4

triadic

#353BB4 #B4353B #3BB435

tetradic

#353BB4 #B4357A #B4AE35 #35B46E

square

#353BB4 #B4357A #B4AE35 #35B46E

split-complementary

#353BB4 #B46E35 #7AB435

monochromatic

#191C55 #272C85 #353BB4 #585ECE #888CDC

Accessibility & contrast

On white

8.62

#353BB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#353BB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353BB4

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353BB4	#FFFFFF	#000000	##FFFFFF
##353BB4	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B8

Deuteranopia (green-blind)

#0046B2

Tritanopia (blue-blind)

#005B72

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #353bb4;
/* rgb */ color: rgb(53, 59, 180);
/* oklch */ color: oklch(43.1% 0.187 273.2);

Tailwind

colors: {
  custom: {
    50: '#7e71cc',
    500: '#353bb4',
    950: '#000000',
  },
}

SCSS

$custom: #353bb4;
$custom-light: #7e71cc;
$custom-dark: #000000;

JSON

{
  "hex": "#353bb4",
  "rgb": {
    "r": 53,
    "g": 59,
    "b": 180
  },
  "hsl": {
    "h": 237.165,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43114,
    "c": 0.18726,
    "h": 273.2
  },
  "luminance": 0.0718
}

Semantic roles & 50–950 ramp

primary

#353BB4

secondary

#C6C27F

accent

#D74ADE

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353BB4

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

Preview Lab → · Contrast checker → · Palette generator →