#353DA9#353DA9

#353DA9 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.170 H 273.4°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#353DA9
RGB	rgb(53, 61, 169)
HSL	hsl(236, 52%, 44%)
HSV	hsv(236, 69%, 66%)
CMYK	cmyk(68.6%, 63.9%, 0%, 33.7%)
CIE-LAB	lab(31.71, 32.70, -58.96)
CIE-LCH	lch(31.71, 67.42, 299.01°)
OKLab	oklab(42.45% 0.01 -0.1701)
OKLCH	oklch(42.45% 0.17 273.4)
XYZ	xyz(10.2960, 6.9580, 38.3289)
Luminance	0.0696 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353DA9 #A9A135

analogous

#3577A9 #353DA9 #6735A9

triadic

#353DA9 #A9353D #3DA935

tetradic

#353DA9 #A93577 #A9A135 #35A967

square

#353DA9 #A93577 #A9A135 #35A967

split-complementary

#353DA9 #A96735 #77A935

monochromatic

#181B4C #262C7A #353DA9 #525BC9 #8187D7

Accessibility & contrast

On white

8.78

#353DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#353DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353DA9

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353DA9	#FFFFFF	#000000	##FFFFFF
##353DA9	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AC

Deuteranopia (green-blind)

#0045A7

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #353da9;
/* rgb */ color: rgb(53, 61, 169);
/* oklch */ color: oklch(42.4% 0.170 273.4);

Tailwind

colors: {
  custom: {
    50: '#7b72c3',
    500: '#353da9',
    950: '#000000',
  },
}

SCSS

$custom: #353da9;
$custom-light: #7b72c3;
$custom-dark: #000000;

JSON

{
  "hex": "#353da9",
  "rgb": {
    "r": 53,
    "g": 61,
    "b": 169
  },
  "hsl": {
    "h": 235.862,
    "s": 52.252,
    "l": 43.529
  },
  "oklch": {
    "l": 0.4245,
    "c": 0.17041,
    "h": 273.4
  },
  "luminance": 0.06959
}

Semantic roles & 50–950 ramp

primary

#353DA9

secondary

#C1BC79

accent

#D24CDC

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353DA9

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

Preview Lab → · Contrast checker → · Palette generator →