#353FBB#353FBB

#353FBB is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.4% C 0.192 H 272.2°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#353FBB
RGB	rgb(53, 63, 187)
HSL	hsl(236, 56%, 47%)
HSV	hsv(236, 72%, 73%)
CMYK	cmyk(71.7%, 66.3%, 0%, 26.7%)
CIE-LAB	lab(33.77, 37.77, -66.28)
CIE-LCH	lch(33.77, 76.29, 299.68°)
OKLab	oklab(44.44% 0.0073 -0.1916)
OKLCH	oklch(44.44% 0.192 272.2)
XYZ	xyz(12.2123, 7.8985, 47.8850)
Luminance	0.0790 (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

#353FBB #BBB135

analogous

#3582BB #353FBB #6E35BB

triadic

#353FBB #BB353F #3FBB35

tetradic

#353FBB #BB3582 #BBB135 #35BB6E

square

#353FBB #BB3582 #BBB135 #35BB6E

split-complementary

#353FBB #BB6E35 #82BB35

monochromatic

#1A1F5C #272F8B #353FBB #5C65D1 #8C92DE

Accessibility & contrast

On white

8.14

#353FBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#353FBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353FBB

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353FBB	#FFFFFF	#000000	##FFFFFF
##353FBB	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BF

Deuteranopia (green-blind)

#0049B9

Tritanopia (blue-blind)

#006077

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #353fbb;
/* rgb */ color: rgb(53, 63, 187);
/* oklch */ color: oklch(44.4% 0.192 272.2);

Tailwind

colors: {
  custom: {
    50: '#7f74d1',
    500: '#353fbb',
    950: '#000000',
  },
}

SCSS

$custom: #353fbb;
$custom-light: #7f74d1;
$custom-dark: #000000;

JSON

{
  "hex": "#353fbb",
  "rgb": {
    "r": 53,
    "g": 63,
    "b": 187
  },
  "hsl": {
    "h": 235.522,
    "s": 55.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.44442,
    "c": 0.19171,
    "h": 272.2
  },
  "luminance": 0.079
}

Semantic roles & 50–950 ramp

primary

#353FBB

secondary

#C9C483

accent

#D449DF

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #353FBB

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

Preview Lab → · Contrast checker → · Palette generator →