#353AB4#353AB4

#353AB4 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.9% C 0.188 H 273.4°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#353AB4
RGB	rgb(53, 58, 180)
HSL	hsl(238, 55%, 46%)
HSV	hsv(238, 71%, 71%)
CMYK	cmyk(70.6%, 67.8%, 0%, 29.4%)
CIE-LAB	lab(31.98, 38.43, -65.08)
CIE-LCH	lch(31.98, 75.58, 300.57°)
OKLab	oklab(42.95% 0.0112 -0.1881)
OKLCH	oklch(42.95% 0.188 273.4)
XYZ	xyz(11.2167, 7.0772, 43.9461)
Luminance	0.0708 (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

#353AB4 #B4AF35

analogous

#3579B4 #353AB4 #6F35B4

triadic

#353AB4 #B4353A #3AB435

tetradic

#353AB4 #B43579 #B4AF35 #35B46F

square

#353AB4 #B43579 #B4AF35 #35B46F

split-complementary

#353AB4 #B46F35 #79B435

monochromatic

#191C55 #272B85 #353AB4 #585DCE #888BDC

Accessibility & contrast

On white

8.69

#353AB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#353AB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353AB4

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353AB4	#FFFFFF	#000000	##FFFFFF
##353AB4	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B8

Deuteranopia (green-blind)

#0045B2

Tritanopia (blue-blind)

#005B72

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #353ab4;
/* rgb */ color: rgb(53, 58, 180);
/* oklch */ color: oklch(42.9% 0.188 273.4);

Tailwind

colors: {
  custom: {
    50: '#7e71cc',
    500: '#353ab4',
    950: '#000000',
  },
}

SCSS

$custom: #353ab4;
$custom-light: #7e71cc;
$custom-dark: #000000;

JSON

{
  "hex": "#353ab4",
  "rgb": {
    "r": 53,
    "g": 58,
    "b": 180
  },
  "hsl": {
    "h": 237.638,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.42948,
    "c": 0.18839,
    "h": 273.4
  },
  "luminance": 0.07078
}

Semantic roles & 50–950 ramp

primary

#353AB4

secondary

#C6C37F

accent

#D84ADE

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #353AB4

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

Preview Lab → · Contrast checker → · Palette generator →