#3843B2#3843B2

#3843B2 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.5% C 0.174 H 272.7°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#3843B2
RGB	rgb(56, 67, 178)
HSL	hsl(235, 52%, 46%)
HSV	hsv(235, 69%, 70%)
CMYK	cmyk(68.5%, 62.4%, 0%, 30.2%)
CIE-LAB	lab(34.12, 32.47, -60.37)
CIE-LCH	lch(34.12, 68.55, 298.27°)
OKLab	oklab(44.51% 0.0083 -0.1742)
OKLCH	oklch(44.51% 0.174 272.7)
XYZ	xyz(11.6712, 8.0683, 43.0531)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.53

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3843B2 #B2A738

analogous

#3880B2 #3843B2 #6A38B2

triadic

#3843B2 #B23843 #43B238

tetradic

#3843B2 #B23880 #B2A738 #38B26A

square

#3843B2 #B23880 #B2A738 #38B26A

split-complementary

#3843B2 #B26A38 #80B238

monochromatic

#1B2055 #293183 #3843B2 #5C66CC #8A91DA

Accessibility & contrast

On white

8.03

#3843B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3843B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3843B2

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3843B2	#FFFFFF	#000000	##FFFFFF
##3843B2	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B6

Deuteranopia (green-blind)

#004BB0

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3843b2;
/* rgb */ color: rgb(56, 67, 178);
/* oklch */ color: oklch(44.5% 0.174 272.7);

Tailwind

colors: {
  custom: {
    50: '#7e77ca',
    500: '#3843b2',
    950: '#000000',
  },
}

SCSS

$custom: #3843b2;
$custom-light: #7e77ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3843b2",
  "rgb": {
    "r": 56,
    "g": 67,
    "b": 178
  },
  "hsl": {
    "h": 234.59,
    "s": 52.137,
    "l": 45.882
  },
  "oklch": {
    "l": 0.44508,
    "c": 0.17436,
    "h": 272.7
  },
  "luminance": 0.08069
}

Semantic roles & 50–950 ramp

primary

#3843B2

secondary

#C5BE81

accent

#CF4CDC

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3843B2

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

Preview Lab → · Contrast checker → · Palette generator →