#353BA8#353BA8

#353BA8 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.0% C 0.172 H 273.9°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#353BA8
RGB	rgb(53, 59, 168)
HSL	hsl(237, 52%, 43%)
HSV	hsv(237, 68%, 66%)
CMYK	cmyk(68.5%, 64.9%, 0%, 34.1%)
CIE-LAB	lab(31.14, 33.62, -59.29)
CIE-LCH	lch(31.14, 68.16, 299.56°)
OKLab	oklab(42% 0.0116 -0.1711)
OKLCH	oklch(42% 0.172 273.9)
XYZ	xyz(10.0977, 6.7110, 37.8014)
Luminance	0.0671 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.10

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353BA8 #A8A235

analogous

#3574A8 #353BA8 #6935A8

triadic

#353BA8 #A8353B #3BA835

tetradic

#353BA8 #A83574 #A8A235 #35A869

square

#353BA8 #A83574 #A8A235 #35A869

split-complementary

#353BA8 #A86935 #74A835

monochromatic

#181A4B #262B79 #353BA8 #5258C8 #8085D7

Accessibility & contrast

On white

8.97

#353BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#353BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353BA8

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353BA8	#FFFFFF	#000000	##FFFFFF
##353BA8	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAB

Deuteranopia (green-blind)

#0044A6

Tritanopia (blue-blind)

#00576C

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #353ba8;
/* rgb */ color: rgb(53, 59, 168);
/* oklch */ color: oklch(42.0% 0.172 273.9);

Tailwind

colors: {
  custom: {
    50: '#7b71c3',
    500: '#353ba8',
    950: '#000000',
  },
}

SCSS

$custom: #353ba8;
$custom-light: #7b71c3;
$custom-dark: #000000;

JSON

{
  "hex": "#353ba8",
  "rgb": {
    "r": 53,
    "g": 59,
    "b": 168
  },
  "hsl": {
    "h": 236.87,
    "s": 52.036,
    "l": 43.333
  },
  "oklch": {
    "l": 0.42004,
    "c": 0.17151,
    "h": 273.9
  },
  "luminance": 0.06712
}

Semantic roles & 50–950 ramp

primary

#353BA8

secondary

#C0BD78

accent

#D44CDB

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #353BA8

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

Preview Lab → · Contrast checker → · Palette generator →