#353FB1#353FB1

#353FB1 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.5% C 0.179 H 272.6°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#353FB1
RGB	rgb(53, 63, 177)
HSL	hsl(235, 54%, 45%)
HSV	hsv(235, 70%, 69%)
CMYK	cmyk(70.1%, 64.4%, 0%, 30.6%)
CIE-LAB	lab(32.89, 34.26, -61.81)
CIE-LCH	lch(32.89, 70.67, 299.00°)
OKLab	oklab(43.53% 0.008 -0.1785)
OKLCH	oklch(43.53% 0.179 272.6)
XYZ	xyz(11.1789, 7.4851, 42.4421)
Luminance	0.0749 (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

#353FB1 #B1A735

analogous

#357DB1 #353FB1 #6935B1

triadic

#353FB1 #B1353F #3FB135

tetradic

#353FB1 #B1357D #B1A735 #35B169

square

#353FB1 #B1357D #B1A735 #35B169

split-complementary

#353FB1 #B16935 #7DB135

monochromatic

#191D53 #272E82 #353FB1 #5760CD #868DDB

Accessibility & contrast

On white

8.41

#353FB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#353FB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353FB1

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353FB1	#FFFFFF	#000000	##FFFFFF
##353FB1	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B5

Deuteranopia (green-blind)

#0048AF

Tritanopia (blue-blind)

#005D72

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #353fb1;
/* rgb */ color: rgb(53, 63, 177);
/* oklch */ color: oklch(43.5% 0.179 272.6);

Tailwind

colors: {
  custom: {
    50: '#7d74c9',
    500: '#353fb1',
    950: '#000000',
  },
}

SCSS

$custom: #353fb1;
$custom-light: #7d74c9;
$custom-dark: #000000;

JSON

{
  "hex": "#353fb1",
  "rgb": {
    "r": 53,
    "g": 63,
    "b": 177
  },
  "hsl": {
    "h": 235.161,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.43525,
    "c": 0.17866,
    "h": 272.6
  },
  "luminance": 0.07486
}

Semantic roles & 50–950 ramp

primary

#353FB1

secondary

#C4BF7D

accent

#D14BDD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353FB1

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

Preview Lab → · Contrast checker → · Palette generator →