#353FB7#353FB7

#353FB7 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.1% C 0.187 H 272.3°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#353FB7
RGB	rgb(53, 63, 183)
HSL	hsl(235, 55%, 46%)
HSV	hsv(235, 71%, 72%)
CMYK	cmyk(71%, 65.6%, 0%, 28.2%)
CIE-LAB	lab(33.41, 36.37, -64.51)
CIE-LCH	lch(33.41, 74.05, 299.42°)
OKLab	oklab(44.07% 0.0076 -0.1864)
OKLCH	oklch(44.07% 0.187 272.3)
XYZ	xyz(11.7901, 7.7296, 45.6612)
Luminance	0.0773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353FB7 #B7AD35

analogous

#3580B7 #353FB7 #6C35B7

triadic

#353FB7 #B7353F #3FB735

tetradic

#353FB7 #B73580 #B7AD35 #35B76C

square

#353FB7 #B73580 #B7AD35 #35B76C

split-complementary

#353FB7 #B76C35 #80B735

monochromatic

#1A1E58 #272F88 #353FB7 #5A63CF #8990DD

Accessibility & contrast

On white

8.25

#353FB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#353FB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353FB7

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353FB7	#FFFFFF	#000000	##FFFFFF
##353FB7	1.00	8.25	2.55	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BB

Deuteranopia (green-blind)

#0049B5

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #353fb7;
/* rgb */ color: rgb(53, 63, 183);
/* oklch */ color: oklch(44.1% 0.187 272.3);

Tailwind

colors: {
  custom: {
    50: '#7e74ce',
    500: '#353fb7',
    950: '#000000',
  },
}

SCSS

$custom: #353fb7;
$custom-light: #7e74ce;
$custom-dark: #000000;

JSON

{
  "hex": "#353fb7",
  "rgb": {
    "r": 53,
    "g": 63,
    "b": 183
  },
  "hsl": {
    "h": 235.385,
    "s": 55.085,
    "l": 46.275
  },
  "oklch": {
    "l": 0.44072,
    "c": 0.18652,
    "h": 272.3
  },
  "luminance": 0.07731
}

Semantic roles & 50–950 ramp

primary

#353FB7

secondary

#C7C281

accent

#D349DE

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #353FB7

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

Preview Lab → · Contrast checker → · Palette generator →