#353A99#353A99

#353A99 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.5% C 0.152 H 275.0°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#353A99
RGB	rgb(53, 58, 153)
HSL	hsl(237, 49%, 40%)
HSV	hsv(237, 65%, 60%)
CMYK	cmyk(65.4%, 62.1%, 0%, 40%)
CIE-LAB	lab(29.62, 28.95, -52.70)
CIE-LCH	lch(29.62, 60.13, 298.79°)
OKLab	oklab(40.49% 0.0132 -0.1518)
OKLCH	oklch(40.49% 0.152 275)
XYZ	xyz(8.7291, 6.0822, 30.8448)
Luminance	0.0608 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353A99 #999435

analogous

#356C99 #353A99 #623599

triadic

#353A99 #99353A #3A9935

tetradic

#353A99 #99356C #999435 #359962

square

#353A99 #99356C #999435 #359962

split-complementary

#353A99 #996235 #6C9935

monochromatic

#16183E #25296C #353A99 #4B51C1 #787DD0

Accessibility & contrast

On white

9.47

#353A99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#353A99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353A99

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353A99	#FFFFFF	#000000	##FFFFFF
##353A99	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9C

Deuteranopia (green-blind)

#004197

Tritanopia (blue-blind)

#005264

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #353a99;
/* rgb */ color: rgb(53, 58, 153);
/* oklch */ color: oklch(40.5% 0.152 275.0);

Tailwind

colors: {
  custom: {
    50: '#7870b8',
    500: '#353a99',
    950: '#000000',
  },
}

SCSS

$custom: #353a99;
$custom-light: #7870b8;
$custom-dark: #000000;

JSON

{
  "hex": "#353a99",
  "rgb": {
    "r": 53,
    "g": 58,
    "b": 153
  },
  "hsl": {
    "h": 237,
    "s": 48.544,
    "l": 40.392
  },
  "oklch": {
    "l": 0.40492,
    "c": 0.15235,
    "h": 275
  },
  "luminance": 0.06083
}

Semantic roles & 50–950 ramp

primary

#353A99

secondary

#B9B571

accent

#D150D8

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #353A99

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

Preview Lab → · Contrast checker → · Palette generator →