#3243CB#3243CB

#3243CB is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 46.5% C 0.208 H 270.1°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#3243CB
RGB	rgb(50, 67, 203)
HSL	hsl(233, 60%, 50%)
HSV	hsv(233, 75%, 80%)
CMYK	cmyk(75.4%, 67%, 0%, 20.4%)
CIE-LAB	lab(35.99, 40.58, -72.01)
CIE-LCH	lch(35.99, 82.65, 299.41°)
OKLab	oklab(46.46% 0.0004 -0.2084)
OKLCH	oklch(46.46% 0.208 270.1)
XYZ	xyz(14.0984, 9.0027, 57.4830)
Luminance	0.0900 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3243CB #CBBA32

analogous

#3290CB #3243CB #6D32CB

triadic

#3243CB #CB3243 #43CB32

tetradic

#3243CB #CB3290 #CBBA32 #32CB6D

square

#3243CB #CB3290 #CBBA32 #32CB6D

split-complementary

#3243CB #CB6D32 #90CB32

monochromatic

#1A2369 #26339A #3243CB #626FD8 #939CE4

Accessibility & contrast

On white

7.50

#3243CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#3243CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3243CB

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3243CB	#FFFFFF	#000000	##FFFFFF
##3243CB	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCF

Deuteranopia (green-blind)

#004DC8

Tritanopia (blue-blind)

#006881

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3243cb;
/* rgb */ color: rgb(50, 67, 203);
/* oklch */ color: oklch(46.5% 0.208 270.1);

Tailwind

colors: {
  custom: {
    50: '#8177dc',
    500: '#3243cb',
    950: '#000000',
  },
}

SCSS

$custom: #3243cb;
$custom-light: #8177dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3243cb",
  "rgb": {
    "r": 50,
    "g": 67,
    "b": 203
  },
  "hsl": {
    "h": 233.333,
    "s": 60.474,
    "l": 49.608
  },
  "oklch": {
    "l": 0.46458,
    "c": 0.20836,
    "h": 270.1
  },
  "luminance": 0.09004
}

Semantic roles & 50–950 ramp

primary

#3243CB

secondary

#CFC889

accent

#D244E4

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3243CB

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

Preview Lab → · Contrast checker → · Palette generator →