#3840C0#3840C0

#3840C0 is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.2% C 0.196 H 272.8°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#3840C0
RGB	rgb(56, 64, 192)
HSL	hsl(236, 55%, 49%)
HSV	hsv(236, 71%, 75%)
CMYK	cmyk(70.8%, 66.7%, 0%, 24.7%)
CIE-LAB	lab(34.62, 39.24, -67.81)
CIE-LCH	lch(34.62, 78.35, 300.06°)
OKLab	oklab(45.25% 0.0095 -0.196)
OKLCH	oklch(45.25% 0.196 272.8)
XYZ	xyz(12.9755, 8.3120, 50.7795)
Luminance	0.0831 (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

#3840C0 #C0B838

analogous

#3884C0 #3840C0 #7438C0

triadic

#3840C0 #C03840 #40C038

tetradic

#3840C0 #C03884 #C0B838 #38C074

square

#3840C0 #C03884 #C0B838 #38C074

split-complementary

#3840C0 #C07438 #84C038

monochromatic

#1C2061 #2A3091 #3840C0 #646AD2 #9397DF

Accessibility & contrast

On white

7.89

#3840C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3840C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3840C0

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3840C0	#FFFFFF	#000000	##FFFFFF
##3840C0	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C4

Deuteranopia (green-blind)

#004BBE

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3840c0;
/* rgb */ color: rgb(56, 64, 192);
/* oklch */ color: oklch(45.2% 0.196 272.8);

Tailwind

colors: {
  custom: {
    50: '#8175d4',
    500: '#3840c0',
    950: '#000000',
  },
}

SCSS

$custom: #3840c0;
$custom-light: #8175d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3840c0",
  "rgb": {
    "r": 56,
    "g": 64,
    "b": 192
  },
  "hsl": {
    "h": 236.471,
    "s": 54.839,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45247,
    "c": 0.19621,
    "h": 272.8
  },
  "luminance": 0.08313
}

Semantic roles & 50–950 ramp

primary

#3840C0

secondary

#CBC789

accent

#D54ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3840C0

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

Preview Lab → · Contrast checker → · Palette generator →