#3834CB#3834CB

#3834CB is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.5% C 0.222 H 273.8°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#3834CB
RGB	rgb(56, 52, 203)
HSL	hsl(242, 59%, 50%)
HSV	hsv(242, 74%, 80%)
CMYK	cmyk(72.4%, 74.4%, 0%, 20.4%)
CIE-LAB	lab(33.15, 49.88, -76.67)
CIE-LCH	lch(33.15, 91.47, 303.05°)
OKLab	oklab(44.51% 0.0145 -0.2218)
OKLCH	oklch(44.51% 0.222 273.8)
XYZ	xyz(13.6348, 7.6072, 57.2381)
Luminance	0.0761 (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

#3834CB #C7CB34

analogous

#347CCB #3834CB #8334CB

triadic

#3834CB #CB3834 #34CB38

tetradic

#3834CB #CB347C #C7CB34 #34CB83

square

#3834CB #CB347C #C7CB34 #34CB83

split-complementary

#3834CB #CB8334 #7CCB34

monochromatic

#1D1B6A #2B289A #3834CB #6865D7 #9895E4

Accessibility & contrast

On white

8.33

#3834CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3834CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3834CB

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3834CB	#FFFFFF	#000000	##FFFFFF
##3834CB	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055CF

Deuteranopia (green-blind)

#0047C8

Tritanopia (blue-blind)

#00607D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3834cb;
/* rgb */ color: rgb(56, 52, 203);
/* oklch */ color: oklch(44.5% 0.222 273.8);

Tailwind

colors: {
  custom: {
    50: '#856edc',
    500: '#3834cb',
    950: '#000000',
  },
}

SCSS

$custom: #3834cb;
$custom-light: #856edc;
$custom-dark: #000000;

JSON

{
  "hex": "#3834cb",
  "rgb": {
    "r": 56,
    "g": 52,
    "b": 203
  },
  "hsl": {
    "h": 241.589,
    "s": 59.216,
    "l": 50
  },
  "oklch": {
    "l": 0.44509,
    "c": 0.22228,
    "h": 273.8
  },
  "luminance": 0.07609
}

Semantic roles & 50–950 ramp

primary

#3834CB

secondary

#CDCF8C

accent

#E245DE

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3834CB

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

Preview Lab → · Contrast checker → · Palette generator →