#353BB0#353BB0

#353BB0 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.7% C 0.182 H 273.4°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#353BB0
RGB	rgb(53, 59, 176)
HSL	hsl(237, 54%, 45%)
HSV	hsv(237, 70%, 69%)
CMYK	cmyk(69.9%, 66.5%, 0%, 31%)
CIE-LAB	lab(31.85, 36.42, -62.91)
CIE-LCH	lch(31.85, 72.70, 300.07°)
OKLab	oklab(42.74% 0.0109 -0.1817)
OKLCH	oklch(42.74% 0.182 273.4)
XYZ	xyz(10.8660, 7.0184, 41.8479)
Luminance	0.0702 (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

#353BB0 #B0AA35

analogous

#3579B0 #353BB0 #6C35B0

triadic

#353BB0 #B0353B #3BB035

tetradic

#353BB0 #B03579 #B0AA35 #35B06C

square

#353BB0 #B03579 #B0AA35 #35B06C

split-complementary

#353BB0 #B06C35 #79B035

monochromatic

#191B52 #272B81 #353BB0 #565CCC #8589DA

Accessibility & contrast

On white

8.74

#353BB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#353BB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353BB0

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353BB0	#FFFFFF	#000000	##FFFFFF
##353BB0	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B4

Deuteranopia (green-blind)

#0045AE

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #353bb0;
/* rgb */ color: rgb(53, 59, 176);
/* oklch */ color: oklch(42.7% 0.182 273.4);

Tailwind

colors: {
  custom: {
    50: '#7d71c9',
    500: '#353bb0',
    950: '#000000',
  },
}

SCSS

$custom: #353bb0;
$custom-light: #7d71c9;
$custom-dark: #000000;

JSON

{
  "hex": "#353bb0",
  "rgb": {
    "r": 53,
    "g": 59,
    "b": 176
  },
  "hsl": {
    "h": 237.073,
    "s": 53.712,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4274,
    "c": 0.18206,
    "h": 273.4
  },
  "luminance": 0.07019
}

Semantic roles & 50–950 ramp

primary

#353BB0

secondary

#C4C07D

accent

#D64BDD

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353BB0

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

Preview Lab → · Contrast checker → · Palette generator →