#3845BB#3845BB

#3845BB is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.7% C 0.184 H 272.0°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#3845BB
RGB	rgb(56, 69, 187)
HSL	hsl(234, 54%, 48%)
HSV	hsv(234, 70%, 73%)
CMYK	cmyk(70.1%, 63.1%, 0%, 26.7%)
CIE-LAB	lab(35.37, 34.38, -63.66)
CIE-LCH	lch(35.37, 72.35, 298.37°)
OKLab	oklab(45.66% 0.0064 -0.1838)
OKLCH	oklch(45.66% 0.184 272)
XYZ	xyz(12.7256, 8.6836, 48.0095)
Luminance	0.0868 (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

#3845BB #BBAE38

analogous

#3886BB #3845BB #6D38BB

triadic

#3845BB #BB3845 #45BB38

tetradic

#3845BB #BB3886 #BBAE38 #38BB6D

square

#3845BB #BB3886 #BBAE38 #38BB6D

split-complementary

#3845BB #BB6D38 #86BB38

monochromatic

#1C225D #2A348C #3845BB #616CD0 #9097DE

Accessibility & contrast

On white

7.67

#3845BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#3845BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3845BB

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3845BB	#FFFFFF	#000000	##FFFFFF
##3845BB	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BF

Deuteranopia (green-blind)

#004DB9

Tritanopia (blue-blind)

#006379

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3845bb;
/* rgb */ color: rgb(56, 69, 187);
/* oklch */ color: oklch(45.7% 0.184 272.0);

Tailwind

colors: {
  custom: {
    50: '#8078d0',
    500: '#3845bb',
    950: '#000000',
  },
}

SCSS

$custom: #3845bb;
$custom-light: #8078d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3845bb",
  "rgb": {
    "r": 56,
    "g": 69,
    "b": 187
  },
  "hsl": {
    "h": 234.046,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.45656,
    "c": 0.18389,
    "h": 272
  },
  "luminance": 0.08685
}

Semantic roles & 50–950 ramp

primary

#3845BB

secondary

#C8C286

accent

#CF4BDD

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3845BB

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

Preview Lab → · Contrast checker → · Palette generator →