#353A8A#353A8A

#353A8A is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.2% C 0.131 H 275.9°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#353A8A
RGB	rgb(53, 58, 138)
HSL	hsl(236, 45%, 37%)
HSV	hsv(236, 62%, 54%)
CMYK	cmyk(61.6%, 58%, 0%, 45.9%)
CIE-LAB	lab(28.43, 23.61, -45.42)
CIE-LCH	lch(28.43, 51.19, 297.46°)
OKLab	oklab(39.23% 0.0134 -0.1304)
OKLCH	oklch(39.23% 0.131 275.9)
XYZ	xyz(7.5672, 5.6174, 24.7253)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353A8A #8A8535

analogous

#35648A #353A8A #5B358A

triadic

#353A8A #8A353A #3A8A35

tetradic

#353A8A #8A3564 #8A8535 #358A5B

square

#353A8A #8A3564 #8A8535 #358A5B

split-complementary

#353A8A #8A5B35 #648A35

monochromatic

#131532 #24275E #353A8A #464DB6 #7176C8

Accessibility & contrast

On white

9.89

#353A8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#353A8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353A8A

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353A8A	#FFFFFF	#000000	##FFFFFF
##353A8A	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00478D

Deuteranopia (green-blind)

#003F88

Tritanopia (blue-blind)

#004D5C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #353a8a;
/* rgb */ color: rgb(53, 58, 138);
/* oklch */ color: oklch(39.2% 0.131 275.9);

Tailwind

colors: {
  custom: {
    50: '#7570ad',
    500: '#353a8a',
    950: '#000000',
  },
}

SCSS

$custom: #353a8a;
$custom-light: #7570ad;
$custom-dark: #000000;

JSON

{
  "hex": "#353a8a",
  "rgb": {
    "r": 53,
    "g": 58,
    "b": 138
  },
  "hsl": {
    "h": 236.471,
    "s": 44.503,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39233,
    "c": 0.13107,
    "h": 275.9
  },
  "luminance": 0.05618
}

Semantic roles & 50–950 ramp

primary

#353A8A

secondary

#B1AD6A

accent

#CD54D4

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #353A8A

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

Preview Lab → · Contrast checker → · Palette generator →