#353DB2#353DB2

#353DB2 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 43.3% C 0.182 H 272.9°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#353DB2
RGB	rgb(53, 61, 178)
HSL	hsl(236, 54%, 45%)
HSV	hsv(236, 70%, 70%)
CMYK	cmyk(70.2%, 65.7%, 0%, 30.2%)
CIE-LAB	lab(32.50, 35.87, -63.04)
CIE-LCH	lch(32.50, 72.53, 299.64°)
OKLab	oklab(43.27% 0.0094 -0.1821)
OKLCH	oklch(43.27% 0.182 272.9)
XYZ	xyz(11.1701, 7.3076, 42.9327)
Luminance	0.0731 (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

#353DB2 #B2AA35

analogous

#357BB2 #353DB2 #6B35B2

triadic

#353DB2 #B2353D #3DB235

tetradic

#353DB2 #B2357B #B2AA35 #35B26B

square

#353DB2 #B2357B #B2AA35 #35B26B

split-complementary

#353DB2 #B26B35 #7BB235

monochromatic

#191D54 #272D83 #353DB2 #575FCD #868CDB

Accessibility & contrast

On white

8.53

#353DB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#353DB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353DB2

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353DB2	#FFFFFF	#000000	##FFFFFF
##353DB2	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B6

Deuteranopia (green-blind)

#0047B0

Tritanopia (blue-blind)

#005C72

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #353db2;
/* rgb */ color: rgb(53, 61, 178);
/* oklch */ color: oklch(43.3% 0.182 272.9);

Tailwind

colors: {
  custom: {
    50: '#7d73ca',
    500: '#353db2',
    950: '#000000',
  },
}

SCSS

$custom: #353db2;
$custom-light: #7d73ca;
$custom-dark: #000000;

JSON

{
  "hex": "#353db2",
  "rgb": {
    "r": 53,
    "g": 61,
    "b": 178
  },
  "hsl": {
    "h": 236.16,
    "s": 54.113,
    "l": 45.294
  },
  "oklch": {
    "l": 0.43267,
    "c": 0.18234,
    "h": 272.9
  },
  "luminance": 0.07309
}

Semantic roles & 50–950 ramp

primary

#353DB2

secondary

#C5C07E

accent

#D44ADD

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353DB2

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

Preview Lab → · Contrast checker → · Palette generator →