#353DA4#353DA4

#353DA4 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.0% C 0.164 H 273.6°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#353DA4
RGB	rgb(53, 61, 164)
HSL	hsl(236, 51%, 43%)
HSV	hsv(236, 68%, 64%)
CMYK	cmyk(67.7%, 62.8%, 0%, 35.7%)
CIE-LAB	lab(31.29, 30.92, -56.65)
CIE-LCH	lch(31.29, 64.54, 298.63°)
OKLab	oklab(42.01% 0.0102 -0.1633)
OKLCH	oklch(42.01% 0.164 273.6)
XYZ	xyz(9.8356, 6.7738, 35.9039)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353DA4 #A49C35

analogous

#3574A4 #353DA4 #6535A4

triadic

#353DA4 #A4353D #3DA435

tetradic

#353DA4 #A43574 #A49C35 #35A465

square

#353DA4 #A43574 #A49C35 #35A465

split-complementary

#353DA4 #A46535 #74A435

monochromatic

#171B47 #262C76 #353DA4 #5058C6 #7E84D5

Accessibility & contrast

On white

8.92

#353DA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#353DA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353DA4

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353DA4	#FFFFFF	#000000	##FFFFFF
##353DA4	1.00	8.92	2.36	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA7

Deuteranopia (green-blind)

#0045A2

Tritanopia (blue-blind)

#00576A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #353da4;
/* rgb */ color: rgb(53, 61, 164);
/* oklch */ color: oklch(42.0% 0.164 273.6);

Tailwind

colors: {
  custom: {
    50: '#7a72c0',
    500: '#353da4',
    950: '#000000',
  },
}

SCSS

$custom: #353da4;
$custom-light: #7a72c0;
$custom-dark: #000000;

JSON

{
  "hex": "#353da4",
  "rgb": {
    "r": 53,
    "g": 61,
    "b": 164
  },
  "hsl": {
    "h": 235.676,
    "s": 51.152,
    "l": 42.549
  },
  "oklch": {
    "l": 0.42006,
    "c": 0.16366,
    "h": 273.6
  },
  "luminance": 0.06775
}

Semantic roles & 50–950 ramp

primary

#353DA4

secondary

#BEB976

accent

#D04DDB

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #353DA4

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

Preview Lab → · Contrast checker → · Palette generator →