#353AA8#353AA8

#353AA8 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.8% C 0.173 H 274.1°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#353AA8
RGB	rgb(53, 58, 168)
HSL	hsl(237, 52%, 43%)
HSV	hsv(237, 68%, 66%)
CMYK	cmyk(68.5%, 65.5%, 0%, 34.1%)
CIE-LAB	lab(30.90, 34.25, -59.68)
CIE-LCH	lch(30.90, 68.81, 299.85°)
OKLab	oklab(41.83% 0.0123 -0.1723)
OKLCH	oklch(41.83% 0.173 274.1)
XYZ	xyz(10.0468, 6.6092, 37.7844)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.06

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353AA8 #A8A335

analogous

#3573A8 #353AA8 #6935A8

triadic

#353AA8 #A8353A #3AA835

tetradic

#353AA8 #A83573 #A8A335 #35A869

square

#353AA8 #A83573 #A8A335 #35A869

split-complementary

#353AA8 #A86935 #73A835

monochromatic

#181A4B #262A79 #353AA8 #5257C8 #8084D7

Accessibility & contrast

On white

9.04

#353AA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#353AA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353AA8

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353AA8	#FFFFFF	#000000	##FFFFFF
##353AA8	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAB

Deuteranopia (green-blind)

#0044A6

Tritanopia (blue-blind)

#00576B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #353aa8;
/* rgb */ color: rgb(53, 58, 168);
/* oklch */ color: oklch(41.8% 0.173 274.1);

Tailwind

colors: {
  custom: {
    50: '#7b70c3',
    500: '#353aa8',
    950: '#000000',
  },
}

SCSS

$custom: #353aa8;
$custom-light: #7b70c3;
$custom-dark: #000000;

JSON

{
  "hex": "#353aa8",
  "rgb": {
    "r": 53,
    "g": 58,
    "b": 168
  },
  "hsl": {
    "h": 237.391,
    "s": 52.036,
    "l": 43.333
  },
  "oklch": {
    "l": 0.41829,
    "c": 0.17271,
    "h": 274.1
  },
  "luminance": 0.0661
}

Semantic roles & 50–950 ramp

primary

#353AA8

secondary

#C0BD78

accent

#D54CDB

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #353AA8

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

Preview Lab → · Contrast checker → · Palette generator →