#353BB8#353BB8

#353BB8 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.5% C 0.192 H 273.0°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#353BB8
RGB	rgb(53, 59, 184)
HSL	hsl(237, 55%, 46%)
HSV	hsv(237, 71%, 72%)
CMYK	cmyk(71.2%, 67.9%, 0%, 27.8%)
CIE-LAB	lab(32.58, 39.20, -66.47)
CIE-LCH	lch(32.58, 77.17, 300.53°)
OKLab	oklab(43.49% 0.0101 -0.1921)
OKLCH	oklch(43.49% 0.192 273)
XYZ	xyz(11.6810, 7.3444, 46.1401)
Luminance	0.0735 (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

#353BB8 #B8B235

analogous

#357DB8 #353BB8 #7135B8

triadic

#353BB8 #B8353B #3BB835

tetradic

#353BB8 #B8357D #B8B235 #35B871

square

#353BB8 #B8357D #B8B235 #35B871

split-complementary

#353BB8 #B87135 #7DB835

monochromatic

#1A1D59 #272C88 #353BB8 #5B60D0 #8A8EDD

Accessibility & contrast

On white

8.50

#353BB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#353BB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353BB8

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353BB8	#FFFFFF	#000000	##FFFFFF
##353BB8	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BC

Deuteranopia (green-blind)

#0046B6

Tritanopia (blue-blind)

#005D74

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #353bb8;
/* rgb */ color: rgb(53, 59, 184);
/* oklch */ color: oklch(43.5% 0.192 273.0);

Tailwind

colors: {
  custom: {
    50: '#7f71ce',
    500: '#353bb8',
    950: '#000000',
  },
}

SCSS

$custom: #353bb8;
$custom-light: #7f71ce;
$custom-dark: #000000;

JSON

{
  "hex": "#353bb8",
  "rgb": {
    "r": 53,
    "g": 59,
    "b": 184
  },
  "hsl": {
    "h": 237.252,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.43492,
    "c": 0.1924,
    "h": 273
  },
  "luminance": 0.07346
}

Semantic roles & 50–950 ramp

primary

#353BB8

secondary

#C7C481

accent

#D849DF

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #353BB8

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

Preview Lab → · Contrast checker → · Palette generator →