#353EA9#353EA9

#353EA9 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.6% C 0.169 H 273.1°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#353EA9
RGB	rgb(53, 62, 169)
HSL	hsl(235, 52%, 44%)
HSV	hsv(235, 69%, 66%)
CMYK	cmyk(68.6%, 63.3%, 0%, 33.7%)
CIE-LAB	lab(31.96, 32.06, -58.56)
CIE-LCH	lch(31.96, 66.76, 298.70°)
OKLab	oklab(42.63% 0.0092 -0.1689)
OKLCH	oklch(42.63% 0.169 273.1)
XYZ	xyz(10.3499, 7.0657, 38.3468)
Luminance	0.0707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353EA9 #A9A035

analogous

#3578A9 #353EA9 #6635A9

triadic

#353EA9 #A9353E #3EA935

tetradic

#353EA9 #A93578 #A9A035 #35A966

square

#353EA9 #A93578 #A9A035 #35A966

split-complementary

#353EA9 #A96635 #78A935

monochromatic

#181C4C #262D7A #353EA9 #525CC9 #8188D7

Accessibility & contrast

On white

8.70

#353EA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#353EA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353EA9

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353EA9	#FFFFFF	#000000	##FFFFFF
##353EA9	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AC

Deuteranopia (green-blind)

#0046A7

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #353ea9;
/* rgb */ color: rgb(53, 62, 169);
/* oklch */ color: oklch(42.6% 0.169 273.1);

Tailwind

colors: {
  custom: {
    50: '#7b73c3',
    500: '#353ea9',
    950: '#000000',
  },
}

SCSS

$custom: #353ea9;
$custom-light: #7b73c3;
$custom-dark: #000000;

JSON

{
  "hex": "#353ea9",
  "rgb": {
    "r": 53,
    "g": 62,
    "b": 169
  },
  "hsl": {
    "h": 235.345,
    "s": 52.252,
    "l": 43.529
  },
  "oklch": {
    "l": 0.42629,
    "c": 0.16919,
    "h": 273.1
  },
  "luminance": 0.07067
}

Semantic roles & 50–950 ramp

primary

#353EA9

secondary

#C1BB79

accent

#D14CDC

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353EA9

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

Preview Lab → · Contrast checker → · Palette generator →