#3243AB#3243AB

#3243AB is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.6% C 0.167 H 270.7°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#3243AB
RGB	rgb(50, 67, 171)
HSL	hsl(232, 55%, 43%)
HSV	hsv(232, 71%, 67%)
CMYK	cmyk(70.8%, 60.8%, 0%, 32.9%)
CIE-LAB	lab(33.20, 29.12, -57.72)
CIE-LCH	lch(33.20, 64.65, 296.77°)
OKLab	oklab(43.56% 0.002 -0.1665)
OKLCH	oklch(43.56% 0.167 270.7)
XYZ	xyz(10.6707, 7.6316, 39.4309)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3243AB #AB9A32

analogous

#327FAB #3243AB #5D32AB

triadic

#3243AB #AB3243 #43AB32

tetradic

#3243AB #AB327F #AB9A32 #32AB5D

square

#3243AB #AB327F #AB9A32 #32AB5D

split-complementary

#3243AB #AB5D32 #7FAB32

monochromatic

#161E4C #24307C #3243AB #4F60CB #7E8BD9

Accessibility & contrast

On white

8.31

#3243AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3243AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3243AB

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3243AB	#FFFFFF	#000000	##FFFFFF
##3243AB	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AE

Deuteranopia (green-blind)

#0049A9

Tritanopia (blue-blind)

#005D70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3243ab;
/* rgb */ color: rgb(50, 67, 171);
/* oklch */ color: oklch(43.6% 0.167 270.7);

Tailwind

colors: {
  custom: {
    50: '#7a77c5',
    500: '#3243ab',
    950: '#000000',
  },
}

SCSS

$custom: #3243ab;
$custom-light: #7a77c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3243ab",
  "rgb": {
    "r": 50,
    "g": 67,
    "b": 171
  },
  "hsl": {
    "h": 231.57,
    "s": 54.751,
    "l": 43.333
  },
  "oklch": {
    "l": 0.43556,
    "c": 0.16653,
    "h": 270.7
  },
  "luminance": 0.07633
}

Semantic roles & 50–950 ramp

primary

#3243AB

secondary

#C2B877

accent

#C94ADE

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #3243AB

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

Preview Lab → · Contrast checker → · Palette generator →