#353DBB#353DBB

#353DBB is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.1% C 0.194 H 272.5°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#353DBB
RGB	rgb(53, 61, 187)
HSL	hsl(236, 56%, 47%)
HSV	hsv(236, 72%, 73%)
CMYK	cmyk(71.7%, 67.4%, 0%, 26.7%)
CIE-LAB	lab(33.31, 39.01, -67.04)
CIE-LCH	lch(33.31, 77.56, 300.20°)
OKLab	oklab(44.11% 0.0085 -0.1938)
OKLCH	oklch(44.11% 0.194 272.5)
XYZ	xyz(12.1036, 7.6810, 47.8488)
Luminance	0.0768 (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

#353DBB #BBB335

analogous

#3580BB #353DBB #7035BB

triadic

#353DBB #BB353D #3DBB35

tetradic

#353DBB #BB3580 #BBB335 #35BB70

square

#353DBB #BB3580 #BBB335 #35BB70

split-complementary

#353DBB #BB7035 #80BB35

monochromatic

#1A1E5C #272D8B #353DBB #5C63D1 #8C91DE

Accessibility & contrast

On white

8.28

#353DBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#353DBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353DBB

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353DBB	#FFFFFF	#000000	##FFFFFF
##353DBB	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BF

Deuteranopia (green-blind)

#0048B9

Tritanopia (blue-blind)

#005F77

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #353dbb;
/* rgb */ color: rgb(53, 61, 187);
/* oklch */ color: oklch(44.1% 0.194 272.5);

Tailwind

colors: {
  custom: {
    50: '#7f73d1',
    500: '#353dbb',
    950: '#000000',
  },
}

SCSS

$custom: #353dbb;
$custom-light: #7f73d1;
$custom-dark: #000000;

JSON

{
  "hex": "#353dbb",
  "rgb": {
    "r": 53,
    "g": 61,
    "b": 187
  },
  "hsl": {
    "h": 236.418,
    "s": 55.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.44107,
    "c": 0.19398,
    "h": 272.5
  },
  "luminance": 0.07682
}

Semantic roles & 50–950 ramp

primary

#353DBB

secondary

#C9C583

accent

#D649DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #353DBB

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

Preview Lab → · Contrast checker → · Palette generator →