#3842B3#3842B3

#3842B3 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.4% C 0.177 H 272.9°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#3842B3
RGB	rgb(56, 66, 179)
HSL	hsl(235, 52%, 46%)
HSV	hsv(235, 69%, 70%)
CMYK	cmyk(68.7%, 63.1%, 0%, 29.8%)
CIE-LAB	lab(33.96, 33.46, -61.23)
CIE-LCH	lch(33.96, 69.77, 298.65°)
OKLab	oklab(44.42% 0.009 -0.1767)
OKLCH	oklch(44.42% 0.177 272.9)
XYZ	xyz(11.7131, 7.9908, 43.5642)
Luminance	0.0799 (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

#3842B3 #B3A938

analogous

#387FB3 #3842B3 #6B38B3

triadic

#3842B3 #B33842 #42B338

tetradic

#3842B3 #B3387F #B3A938 #38B36B

square

#3842B3 #B3387F #B3A938 #38B36B

split-complementary

#3842B3 #B36B38 #7FB338

monochromatic

#1B2056 #293184 #3842B3 #5C65CC #8B91DB

Accessibility & contrast

On white

8.08

#3842B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3842B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3842B3

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3842B3	#FFFFFF	#000000	##FFFFFF
##3842B3	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B7

Deuteranopia (green-blind)

#004AB1

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3842b3;
/* rgb */ color: rgb(56, 66, 179);
/* oklch */ color: oklch(44.4% 0.177 272.9);

Tailwind

colors: {
  custom: {
    50: '#7e76cb',
    500: '#3842b3',
    950: '#000000',
  },
}

SCSS

$custom: #3842b3;
$custom-light: #7e76cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3842b3",
  "rgb": {
    "r": 56,
    "g": 66,
    "b": 179
  },
  "hsl": {
    "h": 235.122,
    "s": 52.34,
    "l": 46.078
  },
  "oklch": {
    "l": 0.44415,
    "c": 0.17691,
    "h": 272.9
  },
  "luminance": 0.07992
}

Semantic roles & 50–950 ramp

primary

#3842B3

secondary

#C5C082

accent

#D04CDC

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3842B3

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

Preview Lab → · Contrast checker → · Palette generator →