#353A8F#353A8F

#353A8F is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.6% C 0.138 H 275.6°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#353A8F
RGB	rgb(53, 58, 143)
HSL	hsl(237, 46%, 38%)
HSV	hsv(237, 63%, 56%)
CMYK	cmyk(62.9%, 59.4%, 0%, 43.9%)
CIE-LAB	lab(28.81, 25.39, -47.88)
CIE-LCH	lch(28.81, 54.20, 297.94°)
OKLab	oklab(39.64% 0.0134 -0.1376)
OKLCH	oklch(39.64% 0.138 275.6)
XYZ	xyz(7.9376, 5.7655, 26.6758)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353A8F #8F8A35

analogous

#35678F #353A8F #5D358F

triadic

#353A8F #8F353A #3A8F35

tetradic

#353A8F #8F3567 #8F8A35 #358F5D

square

#353A8F #8F3567 #8F8A35 #358F5D

split-complementary

#353A8F #8F5D35 #678F35

monochromatic

#141636 #242862 #353A8F #474DBB #7378CB

Accessibility & contrast

On white

9.75

#353A8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#353A8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353A8F

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353A8F	#FFFFFF	#000000	##FFFFFF
##353A8F	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004892

Deuteranopia (green-blind)

#00408D

Tritanopia (blue-blind)

#004E5E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #353a8f;
/* rgb */ color: rgb(53, 58, 143);
/* oklch */ color: oklch(39.6% 0.138 275.6);

Tailwind

colors: {
  custom: {
    50: '#7670b0',
    500: '#353a8f',
    950: '#000000',
  },
}

SCSS

$custom: #353a8f;
$custom-light: #7670b0;
$custom-dark: #000000;

JSON

{
  "hex": "#353a8f",
  "rgb": {
    "r": 53,
    "g": 58,
    "b": 143
  },
  "hsl": {
    "h": 236.667,
    "s": 45.918,
    "l": 38.431
  },
  "oklch": {
    "l": 0.39643,
    "c": 0.13827,
    "h": 275.6
  },
  "luminance": 0.05766
}

Semantic roles & 50–950 ramp

primary

#353A8F

secondary

#B4B06C

accent

#CE52D6

background

#F7F6FA

surface

#EEECF5

border

#C9C7CF

text

#090711

muted

#7B7A80

Preview Lab

Preview with #353A8F

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

Preview Lab → · Contrast checker → · Palette generator →