#3431BD#3431BD

#3431BD is a dark, highly saturated blue. Relative luminance 0.066; OKLCH L 42.4% C 0.209 H 273.8°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#3431BD
RGB	rgb(52, 49, 189)
HSL	hsl(241, 59%, 47%)
HSV	hsv(241, 74%, 74%)
CMYK	cmyk(72.5%, 74.1%, 0%, 25.9%)
CIE-LAB	lab(30.88, 46.64, -72.22)
CIE-LCH	lch(30.88, 85.98, 302.86°)
OKLab	oklab(42.4% 0.0138 -0.2089)
OKLCH	oklch(42.4% 0.209 273.8)
XYZ	xyz(11.6967, 6.5996, 48.7917)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 4.12

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3431BD #BABD31

analogous

#3174BD #3431BD #7A31BD

triadic

#3431BD #BD3431 #31BD34

tetradic

#3431BD #BD3174 #BABD31 #31BD7A

square

#3431BD #BD3174 #BABD31 #31BD7A

split-complementary

#3431BD #BD7A31 #74BD31

monochromatic

#19185C #27248C #3431BD #5A58D4 #8A88E0

Accessibility & contrast

On white

9.05

#3431BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#3431BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3431BD

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3431BD	#FFFFFF	#000000	##FFFFFF
##3431BD	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FC1

Deuteranopia (green-blind)

#0042BA

Tritanopia (blue-blind)

#005974

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3431bd;
/* rgb */ color: rgb(52, 49, 189);
/* oklch */ color: oklch(42.4% 0.209 273.8);

Tailwind

colors: {
  custom: {
    50: '#806bd2',
    500: '#3431bd',
    950: '#000000',
  },
}

SCSS

$custom: #3431bd;
$custom-light: #806bd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3431bd",
  "rgb": {
    "r": 52,
    "g": 49,
    "b": 189
  },
  "hsl": {
    "h": 241.286,
    "s": 58.824,
    "l": 46.667
  },
  "oklch": {
    "l": 0.42404,
    "c": 0.20938,
    "h": 273.8
  },
  "luminance": 0.06601
}

Semantic roles & 50–950 ramp

primary

#3431BD

secondary

#C8CA80

accent

#E246DF

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3431BD

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

Preview Lab → · Contrast checker → · Palette generator →