#3243B4#3243B4

#3243B4 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.3% C 0.179 H 270.6°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#3243B4
RGB	rgb(50, 67, 180)
HSL	hsl(232, 57%, 45%)
HSV	hsv(232, 72%, 71%)
CMYK	cmyk(72.2%, 62.8%, 0%, 29.4%)
CIE-LAB	lab(33.95, 32.39, -61.85)
CIE-LCH	lch(33.95, 69.82, 297.64°)
OKLab	oklab(44.34% 0.0018 -0.1786)
OKLCH	oklch(44.34% 0.179 270.6)
XYZ	xyz(11.5580, 7.9865, 44.1036)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3243B4 #B4A332

analogous

#3284B4 #3243B4 #6232B4

triadic

#3243B4 #B43243 #43B432

tetradic

#3243B4 #B43284 #B4A332 #32B462

square

#3243B4 #B43284 #B4A332 #32B462

split-complementary

#3243B4 #B46232 #84B432

monochromatic

#171F54 #253184 #3243B4 #5464CF #848FDD

Accessibility & contrast

On white

8.08

#3243B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3243B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3243B4

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3243B4	#FFFFFF	#000000	##FFFFFF
##3243B4	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B8

Deuteranopia (green-blind)

#004AB2

Tritanopia (blue-blind)

#006075

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3243b4;
/* rgb */ color: rgb(50, 67, 180);
/* oklch */ color: oklch(44.3% 0.179 270.6);

Tailwind

colors: {
  custom: {
    50: '#7c77cb',
    500: '#3243b4',
    950: '#000000',
  },
}

SCSS

$custom: #3243b4;
$custom-light: #7c77cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3243b4",
  "rgb": {
    "r": 50,
    "g": 67,
    "b": 180
  },
  "hsl": {
    "h": 232.154,
    "s": 56.522,
    "l": 45.098
  },
  "oklch": {
    "l": 0.44344,
    "c": 0.17864,
    "h": 270.6
  },
  "luminance": 0.07988
}

Semantic roles & 50–950 ramp

primary

#3243B4

secondary

#C6BC7C

accent

#CC48E0

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3243B4

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

Preview Lab → · Contrast checker → · Palette generator →