#353CA8#353CA8

#353CA8 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.2% C 0.170 H 273.6°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#353CA8
RGB	rgb(53, 60, 168)
HSL	hsl(236, 52%, 43%)
HSV	hsv(236, 68%, 66%)
CMYK	cmyk(68.5%, 64.3%, 0%, 34.1%)
CIE-LAB	lab(31.38, 32.98, -58.89)
CIE-LCH	lch(31.38, 67.50, 299.25°)
OKLab	oklab(42.18% 0.0108 -0.1699)
OKLCH	oklch(42.18% 0.17 273.6)
XYZ	xyz(10.1496, 6.8148, 37.8187)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353CA8 #A8A135

analogous

#3575A8 #353CA8 #6735A8

triadic

#353CA8 #A8353C #3CA835

tetradic

#353CA8 #A83575 #A8A135 #35A867

square

#353CA8 #A83575 #A8A135 #35A867

split-complementary

#353CA8 #A86735 #75A835

monochromatic

#181B4B #262B79 #353CA8 #5259C8 #8086D7

Accessibility & contrast

On white

8.89

#353CA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#353CA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353CA8

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353CA8	#FFFFFF	#000000	##FFFFFF
##353CA8	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAB

Deuteranopia (green-blind)

#0045A6

Tritanopia (blue-blind)

#00586C

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #353ca8;
/* rgb */ color: rgb(53, 60, 168);
/* oklch */ color: oklch(42.2% 0.170 273.6);

Tailwind

colors: {
  custom: {
    50: '#7b72c3',
    500: '#353ca8',
    950: '#000000',
  },
}

SCSS

$custom: #353ca8;
$custom-light: #7b72c3;
$custom-dark: #000000;

JSON

{
  "hex": "#353ca8",
  "rgb": {
    "r": 53,
    "g": 60,
    "b": 168
  },
  "hsl": {
    "h": 236.348,
    "s": 52.036,
    "l": 43.333
  },
  "oklch": {
    "l": 0.42181,
    "c": 0.17029,
    "h": 273.6
  },
  "luminance": 0.06816
}

Semantic roles & 50–950 ramp

primary

#353CA8

secondary

#C0BC78

accent

#D34CDB

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353CA8

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

Preview Lab → · Contrast checker → · Palette generator →