#353CB0#353CB0

#353CB0 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.9% C 0.181 H 273.2°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#353CB0
RGB	rgb(53, 60, 176)
HSL	hsl(237, 54%, 45%)
HSV	hsv(237, 70%, 69%)
CMYK	cmyk(69.9%, 65.9%, 0%, 31%)
CIE-LAB	lab(32.08, 35.80, -62.53)
CIE-LCH	lch(32.08, 72.05, 299.79°)
OKLab	oklab(42.91% 0.0102 -0.1806)
OKLCH	oklch(42.91% 0.181 273.2)
XYZ	xyz(10.9179, 7.1221, 41.8652)
Luminance	0.0712 (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

#353CB0 #B0A935

analogous

#357AB0 #353CB0 #6B35B0

triadic

#353CB0 #B0353C #3CB035

tetradic

#353CB0 #B0357A #B0A935 #35B06B

square

#353CB0 #B0357A #B0A935 #35B06B

split-complementary

#353CB0 #B06B35 #7AB035

monochromatic

#191C52 #272C81 #353CB0 #565DCC #858ADA

Accessibility & contrast

On white

8.66

#353CB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#353CB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353CB0

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353CB0	#FFFFFF	#000000	##FFFFFF
##353CB0	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B4

Deuteranopia (green-blind)

#0046AE

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #353cb0;
/* rgb */ color: rgb(53, 60, 176);
/* oklch */ color: oklch(42.9% 0.181 273.2);

Tailwind

colors: {
  custom: {
    50: '#7d72c9',
    500: '#353cb0',
    950: '#000000',
  },
}

SCSS

$custom: #353cb0;
$custom-light: #7d72c9;
$custom-dark: #000000;

JSON

{
  "hex": "#353cb0",
  "rgb": {
    "r": 53,
    "g": 60,
    "b": 176
  },
  "hsl": {
    "h": 236.585,
    "s": 53.712,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42911,
    "c": 0.18089,
    "h": 273.2
  },
  "luminance": 0.07123
}

Semantic roles & 50–950 ramp

primary

#353CB0

secondary

#C4C07D

accent

#D54BDD

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353CB0

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

Preview Lab → · Contrast checker → · Palette generator →