#3243A9#3243A9

#3243A9 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.4% C 0.164 H 270.7°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#3243A9
RGB	rgb(50, 67, 169)
HSL	hsl(231, 54%, 43%)
HSV	hsv(231, 70%, 66%)
CMYK	cmyk(70.4%, 60.4%, 0%, 33.7%)
CIE-LAB	lab(33.04, 28.39, -56.79)
CIE-LCH	lch(33.04, 63.49, 296.56°)
OKLab	oklab(43.38% 0.002 -0.1638)
OKLCH	oklch(43.38% 0.164 270.7)
XYZ	xyz(10.4815, 7.5560, 38.4345)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3243A9 #A99832

analogous

#327EA9 #3243A9 #5D32A9

triadic

#3243A9 #A93243 #43A932

tetradic

#3243A9 #A9327E #A99832 #32A95D

square

#3243A9 #A9327E #A99832 #32A95D

split-complementary

#3243A9 #A95D32 #7EA932

monochromatic

#161E4B #24307A #3243A9 #4E60CB #7D8AD9

Accessibility & contrast

On white

8.36

#3243A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#3243A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3243A9

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3243A9	#FFFFFF	#000000	##FFFFFF
##3243A9	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AC

Deuteranopia (green-blind)

#0048A7

Tritanopia (blue-blind)

#005D6F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3243a9;
/* rgb */ color: rgb(50, 67, 169);
/* oklch */ color: oklch(43.4% 0.164 270.7);

Tailwind

colors: {
  custom: {
    50: '#7a77c3',
    500: '#3243a9',
    950: '#000000',
  },
}

SCSS

$custom: #3243a9;
$custom-light: #7a77c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3243a9",
  "rgb": {
    "r": 50,
    "g": 67,
    "b": 169
  },
  "hsl": {
    "h": 231.429,
    "s": 54.338,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43384,
    "c": 0.1638,
    "h": 270.7
  },
  "luminance": 0.07557
}

Semantic roles & 50–950 ramp

primary

#3243A9

secondary

#C1B676

accent

#C94ADE

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #3243A9

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

Preview Lab → · Contrast checker → · Palette generator →