#353B8A#353B8A

#353B8A is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.4% C 0.130 H 275.5°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#353B8A
RGB	rgb(53, 59, 138)
HSL	hsl(236, 45%, 37%)
HSV	hsv(236, 62%, 54%)
CMYK	cmyk(61.6%, 57.2%, 0%, 45.9%)
CIE-LAB	lab(28.69, 22.94, -44.99)
CIE-LCH	lch(28.69, 50.50, 297.01°)
OKLab	oklab(39.43% 0.0123 -0.1291)
OKLCH	oklch(39.43% 0.13 275.5)
XYZ	xyz(7.6181, 5.7192, 24.7423)
Luminance	0.0572 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353B8A #8A8435

analogous

#35658A #353B8A #5A358A

triadic

#353B8A #8A353B #3B8A35

tetradic

#353B8A #8A3565 #8A8435 #358A5A

square

#353B8A #8A3565 #8A8435 #358A5A

split-complementary

#353B8A #8A5A35 #658A35

monochromatic

#131532 #24285E #353B8A #464EB6 #7177C8

Accessibility & contrast

On white

9.79

#353B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#353B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353B8A

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353B8A	#FFFFFF	#000000	##FFFFFF
##353B8A	1.00	9.79	2.14	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00478D

Deuteranopia (green-blind)

#004088

Tritanopia (blue-blind)

#004E5C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #353b8a;
/* rgb */ color: rgb(53, 59, 138);
/* oklch */ color: oklch(39.4% 0.130 275.5);

Tailwind

colors: {
  custom: {
    50: '#7570ad',
    500: '#353b8a',
    950: '#000000',
  },
}

SCSS

$custom: #353b8a;
$custom-light: #7570ad;
$custom-dark: #000000;

JSON

{
  "hex": "#353b8a",
  "rgb": {
    "r": 53,
    "g": 59,
    "b": 138
  },
  "hsl": {
    "h": 235.765,
    "s": 44.503,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39432,
    "c": 0.12969,
    "h": 275.5
  },
  "luminance": 0.0572
}

Semantic roles & 50–950 ramp

primary

#353B8A

secondary

#B1AC6A

accent

#CB54D4

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #353B8A

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

Preview Lab → · Contrast checker → · Palette generator →