#353EB9#353EB9

#353EB9 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.1% C 0.190 H 272.4°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#353EB9
RGB	rgb(53, 62, 185)
HSL	hsl(236, 55%, 47%)
HSV	hsv(236, 71%, 73%)
CMYK	cmyk(71.4%, 66.5%, 0%, 27.5%)
CIE-LAB	lab(33.36, 37.70, -65.78)
CIE-LCH	lch(33.36, 75.82, 299.82°)
OKLab	oklab(44.09% 0.0081 -0.1901)
OKLCH	oklch(44.09% 0.19 272.4)
XYZ	xyz(11.9448, 7.7037, 46.7470)
Luminance	0.0770 (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

#353EB9 #B9B035

analogous

#3580B9 #353EB9 #6E35B9

triadic

#353EB9 #B9353E #3EB935

tetradic

#353EB9 #B93580 #B9B035 #35B96E

square

#353EB9 #B93580 #B9B035 #35B96E

split-complementary

#353EB9 #B96E35 #80B935

monochromatic

#1A1E5A #272E89 #353EB9 #5B63D0 #8B90DE

Accessibility & contrast

On white

8.26

#353EB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#353EB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353EB9

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353EB9	#FFFFFF	#000000	##FFFFFF
##353EB9	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BD

Deuteranopia (green-blind)

#0048B7

Tritanopia (blue-blind)

#005F76

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #353eb9;
/* rgb */ color: rgb(53, 62, 185);
/* oklch */ color: oklch(44.1% 0.190 272.4);

Tailwind

colors: {
  custom: {
    50: '#7f73cf',
    500: '#353eb9',
    950: '#000000',
  },
}

SCSS

$custom: #353eb9;
$custom-light: #7f73cf;
$custom-dark: #000000;

JSON

{
  "hex": "#353eb9",
  "rgb": {
    "r": 53,
    "g": 62,
    "b": 185
  },
  "hsl": {
    "h": 235.909,
    "s": 55.462,
    "l": 46.667
  },
  "oklch": {
    "l": 0.44086,
    "c": 0.19027,
    "h": 272.4
  },
  "luminance": 0.07705
}

Semantic roles & 50–950 ramp

primary

#353EB9

secondary

#C8C382

accent

#D549DF

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #353EB9

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

Preview Lab → · Contrast checker → · Palette generator →