#353CB8#353CB8

#353CB8 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.7% C 0.191 H 272.8°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#353CB8
RGB	rgb(53, 60, 184)
HSL	hsl(237, 55%, 46%)
HSV	hsv(237, 71%, 72%)
CMYK	cmyk(71.2%, 67.4%, 0%, 27.8%)
CIE-LAB	lab(32.81, 38.59, -66.09)
CIE-LCH	lch(32.81, 76.53, 300.28°)
OKLab	oklab(43.66% 0.0095 -0.191)
OKLCH	oklch(43.66% 0.191 272.8)
XYZ	xyz(11.7329, 7.4481, 46.1574)
Luminance	0.0745 (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

#353CB8 #B8B135

analogous

#357EB8 #353CB8 #7035B8

triadic

#353CB8 #B8353C #3CB835

tetradic

#353CB8 #B8357E #B8B135 #35B870

square

#353CB8 #B8357E #B8B135 #35B870

split-complementary

#353CB8 #B87035 #7EB835

monochromatic

#1A1D59 #272D88 #353CB8 #5B61D0 #8A8FDD

Accessibility & contrast

On white

8.43

#353CB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#353CB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353CB8

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353CB8	#FFFFFF	#000000	##FFFFFF
##353CB8	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BC

Deuteranopia (green-blind)

#0047B6

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #353cb8;
/* rgb */ color: rgb(53, 60, 184);
/* oklch */ color: oklch(43.7% 0.191 272.8);

Tailwind

colors: {
  custom: {
    50: '#7f72ce',
    500: '#353cb8',
    950: '#000000',
  },
}

SCSS

$custom: #353cb8;
$custom-light: #7f72ce;
$custom-dark: #000000;

JSON

{
  "hex": "#353cb8",
  "rgb": {
    "r": 53,
    "g": 60,
    "b": 184
  },
  "hsl": {
    "h": 236.794,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.43658,
    "c": 0.19126,
    "h": 272.8
  },
  "luminance": 0.07449
}

Semantic roles & 50–950 ramp

primary

#353CB8

secondary

#C7C481

accent

#D749DF

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #353CB8

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

Preview Lab → · Contrast checker → · Palette generator →