#3243A1#3243A1

#3243A1 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.7% C 0.153 H 270.7°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#3243A1
RGB	rgb(50, 67, 161)
HSL	hsl(231, 53%, 41%)
HSV	hsv(231, 69%, 63%)
CMYK	cmyk(68.9%, 58.4%, 0%, 36.9%)
CIE-LAB	lab(32.40, 25.46, -53.03)
CIE-LCH	lch(32.40, 58.82, 295.64°)
OKLab	oklab(42.71% 0.002 -0.1527)
OKLCH	oklch(42.71% 0.153 270.7)
XYZ	xyz(9.7534, 7.2647, 34.5995)
Luminance	0.0727 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3243A1 #A19032

analogous

#327BA1 #3243A1 #5932A1

triadic

#3243A1 #A13243 #43A132

tetradic

#3243A1 #A1327B #A19032 #32A159

square

#3243A1 #A1327B #A19032 #32A159

split-complementary

#3243A1 #A15932 #7BA132

monochromatic

#151C44 #233072 #3243A1 #4A5DC7 #7886D5

Accessibility & contrast

On white

8.56

#3243A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3243A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3243A1

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3243A1	#FFFFFF	#000000	##FFFFFF
##3243A1	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A4

Deuteranopia (green-blind)

#00479F

Tritanopia (blue-blind)

#005A6B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3243a1;
/* rgb */ color: rgb(50, 67, 161);
/* oklch */ color: oklch(42.7% 0.153 270.7);

Tailwind

colors: {
  custom: {
    50: '#7876be',
    500: '#3243a1',
    950: '#000000',
  },
}

SCSS

$custom: #3243a1;
$custom-light: #7876be;
$custom-dark: #000000;

JSON

{
  "hex": "#3243a1",
  "rgb": {
    "r": 50,
    "g": 67,
    "b": 161
  },
  "hsl": {
    "h": 230.811,
    "s": 52.607,
    "l": 41.373
  },
  "oklch": {
    "l": 0.42709,
    "c": 0.15274,
    "h": 270.7
  },
  "luminance": 0.07266
}

Semantic roles & 50–950 ramp

primary

#3243A1

secondary

#BEB271

accent

#C64CDC

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3243A1

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

Preview Lab → · Contrast checker → · Palette generator →