#3842BF#3842BF

#3842BF is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.5% C 0.193 H 272.4°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#3842BF
RGB	rgb(56, 66, 191)
HSL	hsl(236, 55%, 48%)
HSV	hsv(236, 71%, 75%)
CMYK	cmyk(70.7%, 65.4%, 0%, 25.1%)
CIE-LAB	lab(35.00, 37.66, -66.61)
CIE-LCH	lch(35.00, 76.52, 299.48°)
OKLab	oklab(45.49% 0.0082 -0.1925)
OKLCH	oklch(45.49% 0.193 272.4)
XYZ	xyz(12.9799, 8.4975, 50.2362)
Luminance	0.0850 (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

#3842BF #BFB538

analogous

#3885BF #3842BF #7238BF

triadic

#3842BF #BF3842 #42BF38

tetradic

#3842BF #BF3885 #BFB538 #38BF72

square

#3842BF #BF3885 #BFB538 #38BF72

split-complementary

#3842BF #BF7238 #85BF38

monochromatic

#1C2160 #2A3290 #3842BF #636BD1 #9298DF

Accessibility & contrast

On white

7.78

#3842BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3842BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3842BF

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3842BF	#FFFFFF	#000000	##FFFFFF
##3842BF	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C3

Deuteranopia (green-blind)

#004CBD

Tritanopia (blue-blind)

#00637A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3842bf;
/* rgb */ color: rgb(56, 66, 191);
/* oklch */ color: oklch(45.5% 0.193 272.4);

Tailwind

colors: {
  custom: {
    50: '#8176d3',
    500: '#3842bf',
    950: '#000000',
  },
}

SCSS

$custom: #3842bf;
$custom-light: #8176d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3842bf",
  "rgb": {
    "r": 56,
    "g": 66,
    "b": 191
  },
  "hsl": {
    "h": 235.556,
    "s": 54.656,
    "l": 48.431
  },
  "oklch": {
    "l": 0.45492,
    "c": 0.19264,
    "h": 272.4
  },
  "luminance": 0.08499
}

Semantic roles & 50–950 ramp

primary

#3842BF

secondary

#CAC589

accent

#D34ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3842BF

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

Preview Lab → · Contrast checker → · Palette generator →