#353DA5#353DA5

#353DA5 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.1% C 0.165 H 273.5°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#353DA5
RGB	rgb(53, 61, 165)
HSL	hsl(236, 51%, 43%)
HSV	hsv(236, 68%, 65%)
CMYK	cmyk(67.9%, 63%, 0%, 35.3%)
CIE-LAB	lab(31.37, 31.28, -57.11)
CIE-LCH	lch(31.37, 65.11, 298.71°)
OKLab	oklab(42.09% 0.0102 -0.1647)
OKLCH	oklch(42.09% 0.165 273.5)
XYZ	xyz(9.9262, 6.8101, 36.3814)
Luminance	0.0681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353DA5 #A59D35

analogous

#3575A5 #353DA5 #6535A5

triadic

#353DA5 #A5353D #3DA535

tetradic

#353DA5 #A53575 #A59D35 #35A565

square

#353DA5 #A53575 #A59D35 #35A565

split-complementary

#353DA5 #A56535 #75A535

monochromatic

#171B48 #262C77 #353DA5 #5059C7 #7F85D6

Accessibility & contrast

On white

8.89

#353DA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#353DA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353DA5

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353DA5	#FFFFFF	#000000	##FFFFFF
##353DA5	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA8

Deuteranopia (green-blind)

#0045A3

Tritanopia (blue-blind)

#00576B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #353da5;
/* rgb */ color: rgb(53, 61, 165);
/* oklch */ color: oklch(42.1% 0.165 273.5);

Tailwind

colors: {
  custom: {
    50: '#7b72c1',
    500: '#353da5',
    950: '#000000',
  },
}

SCSS

$custom: #353da5;
$custom-light: #7b72c1;
$custom-dark: #000000;

JSON

{
  "hex": "#353da5",
  "rgb": {
    "r": 53,
    "g": 61,
    "b": 165
  },
  "hsl": {
    "h": 235.714,
    "s": 51.376,
    "l": 42.745
  },
  "oklch": {
    "l": 0.42094,
    "c": 0.16502,
    "h": 273.5
  },
  "luminance": 0.06811
}

Semantic roles & 50–950 ramp

primary

#353DA5

secondary

#BFBA77

accent

#D14DDB

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #353DA5

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

Preview Lab → · Contrast checker → · Palette generator →