#353EB4#353EB4

#353EB4 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.6% C 0.184 H 272.6°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#353EB4
RGB	rgb(53, 62, 180)
HSL	hsl(236, 55%, 46%)
HSV	hsv(236, 71%, 71%)
CMYK	cmyk(70.6%, 65.6%, 0%, 29.4%)
CIE-LAB	lab(32.91, 35.95, -63.55)
CIE-LCH	lch(32.91, 73.01, 299.49°)
OKLab	oklab(43.62% 0.0085 -0.1836)
OKLCH	oklch(43.62% 0.184 272.6)
XYZ	xyz(11.4263, 7.4963, 44.0159)
Luminance	0.0750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353EB4 #B4AB35

analogous

#357DB4 #353EB4 #6B35B4

triadic

#353EB4 #B4353E #3EB435

tetradic

#353EB4 #B4357D #B4AB35 #35B46B

square

#353EB4 #B4357D #B4AB35 #35B46B

split-complementary

#353EB4 #B46B35 #7DB435

monochromatic

#191D55 #272E85 #353EB4 #5861CE #888EDC

Accessibility & contrast

On white

8.40

#353EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#353EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353EB4

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353EB4	#FFFFFF	#000000	##FFFFFF
##353EB4	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B8

Deuteranopia (green-blind)

#0048B2

Tritanopia (blue-blind)

#005D73

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #353eb4;
/* rgb */ color: rgb(53, 62, 180);
/* oklch */ color: oklch(43.6% 0.184 272.6);

Tailwind

colors: {
  custom: {
    50: '#7e73cb',
    500: '#353eb4',
    950: '#000000',
  },
}

SCSS

$custom: #353eb4;
$custom-light: #7e73cb;
$custom-dark: #000000;

JSON

{
  "hex": "#353eb4",
  "rgb": {
    "r": 53,
    "g": 62,
    "b": 180
  },
  "hsl": {
    "h": 235.748,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43624,
    "c": 0.18379,
    "h": 272.6
  },
  "luminance": 0.07497
}

Semantic roles & 50–950 ramp

primary

#353EB4

secondary

#C6C17F

accent

#D34ADE

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353EB4

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

Preview Lab → · Contrast checker → · Palette generator →