#353EA8#353EA8

#353EA8 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.5% C 0.168 H 273.2°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#353EA8
RGB	rgb(53, 62, 168)
HSL	hsl(235, 52%, 43%)
HSV	hsv(235, 68%, 66%)
CMYK	cmyk(68.5%, 63.1%, 0%, 34.1%)
CIE-LAB	lab(31.87, 31.70, -58.09)
CIE-LCH	lch(31.87, 66.18, 298.62°)
OKLab	oklab(42.54% 0.0093 -0.1676)
OKLCH	oklch(42.54% 0.168 273.2)
XYZ	xyz(10.2563, 7.0283, 37.8543)
Luminance	0.0703 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353EA8 #A89F35

analogous

#3577A8 #353EA8 #6535A8

triadic

#353EA8 #A8353E #3EA835

tetradic

#353EA8 #A83577 #A89F35 #35A865

square

#353EA8 #A83577 #A89F35 #35A865

split-complementary

#353EA8 #A86535 #77A835

monochromatic

#181C4B #262D79 #353EA8 #525BC8 #8087D7

Accessibility & contrast

On white

8.73

#353EA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#353EA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353EA8

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353EA8	#FFFFFF	#000000	##FFFFFF
##353EA8	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AB

Deuteranopia (green-blind)

#0046A6

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #353ea8;
/* rgb */ color: rgb(53, 62, 168);
/* oklch */ color: oklch(42.5% 0.168 273.2);

Tailwind

colors: {
  custom: {
    50: '#7b73c3',
    500: '#353ea8',
    950: '#000000',
  },
}

SCSS

$custom: #353ea8;
$custom-light: #7b73c3;
$custom-dark: #000000;

JSON

{
  "hex": "#353ea8",
  "rgb": {
    "r": 53,
    "g": 62,
    "b": 168
  },
  "hsl": {
    "h": 235.304,
    "s": 52.036,
    "l": 43.333
  },
  "oklch": {
    "l": 0.42541,
    "c": 0.16785,
    "h": 273.2
  },
  "luminance": 0.07029
}

Semantic roles & 50–950 ramp

primary

#353EA8

secondary

#C0BB78

accent

#D04CDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353EA8

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

Preview Lab → · Contrast checker → · Palette generator →