#353BBB#353BBB

#353BBB is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.8% C 0.196 H 272.9°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#353BBB
RGB	rgb(53, 59, 187)
HSL	hsl(237, 56%, 47%)
HSV	hsv(237, 72%, 73%)
CMYK	cmyk(71.7%, 68.4%, 0%, 26.7%)
CIE-LAB	lab(32.86, 40.23, -67.78)
CIE-LCH	lch(32.86, 78.82, 300.69°)
OKLab	oklab(43.78% 0.0098 -0.196)
OKLCH	oklch(43.78% 0.196 272.9)
XYZ	xyz(11.9988, 7.4715, 47.8139)
Luminance	0.0747 (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

#353BBB #BBB535

analogous

#357EBB #353BBB #7235BB

triadic

#353BBB #BB353B #3BBB35

tetradic

#353BBB #BB357E #BBB535 #35BB72

square

#353BBB #BB357E #BBB535 #35BB72

split-complementary

#353BBB #BB7235 #7EBB35

monochromatic

#1A1D5C #272C8B #353BBB #5C62D1 #8C90DE

Accessibility & contrast

On white

8.42

#353BBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#353BBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353BBB

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353BBB	#FFFFFF	#000000	##FFFFFF
##353BBB	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BF

Deuteranopia (green-blind)

#0047B9

Tritanopia (blue-blind)

#005E76

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #353bbb;
/* rgb */ color: rgb(53, 59, 187);
/* oklch */ color: oklch(43.8% 0.196 272.9);

Tailwind

colors: {
  custom: {
    50: '#8071d1',
    500: '#353bbb',
    950: '#000000',
  },
}

SCSS

$custom: #353bbb;
$custom-light: #8071d1;
$custom-dark: #000000;

JSON

{
  "hex": "#353bbb",
  "rgb": {
    "r": 53,
    "g": 59,
    "b": 187
  },
  "hsl": {
    "h": 237.313,
    "s": 55.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.43779,
    "c": 0.19621,
    "h": 272.9
  },
  "luminance": 0.07473
}

Semantic roles & 50–950 ramp

primary

#353BBB

secondary

#C9C683

accent

#D849DF

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #353BBB

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

Preview Lab → · Contrast checker → · Palette generator →