#3942A2#3942A2

#3942A2 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.0% C 0.153 H 273.9°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#3942A2
RGB	rgb(57, 66, 162)
HSL	hsl(235, 48%, 43%)
HSV	hsv(235, 65%, 64%)
CMYK	cmyk(64.8%, 59.3%, 0%, 36.5%)
CIE-LAB	lab(32.64, 27.58, -53.22)
CIE-LCH	lch(32.64, 59.94, 297.40°)
OKLab	oklab(43.03% 0.0106 -0.1531)
OKLCH	oklch(43.03% 0.153 273.9)
XYZ	xyz(10.1550, 7.3741, 35.0636)
Luminance	0.0737 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3942A2 #A29939

analogous

#3976A2 #3942A2 #6439A2

triadic

#3942A2 #A23942 #42A239

tetradic

#3942A2 #A23976 #A29939 #39A264

square

#3942A2 #A23976 #A29939 #39A264

split-complementary

#3942A2 #A26439 #76A239

monochromatic

#191D47 #293075 #3942A2 #555EC3 #8289D3

Accessibility & contrast

On white

8.48

#3942A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3942A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3942A2

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3942A2	#FFFFFF	#000000	##FFFFFF
##3942A2	1.00	8.48	2.47	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A5

Deuteranopia (green-blind)

#0048A0

Tritanopia (blue-blind)

#00596B

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3942a2;
/* rgb */ color: rgb(57, 66, 162);
/* oklch */ color: oklch(43.0% 0.153 273.9);

Tailwind

colors: {
  custom: {
    50: '#7b76be',
    500: '#3942a2',
    950: '#000000',
  },
}

SCSS

$custom: #3942a2;
$custom-light: #7b76be;
$custom-dark: #000000;

JSON

{
  "hex": "#3942a2",
  "rgb": {
    "r": 57,
    "g": 66,
    "b": 162
  },
  "hsl": {
    "h": 234.857,
    "s": 47.945,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43026,
    "c": 0.15349,
    "h": 273.9
  },
  "luminance": 0.07375
}

Semantic roles & 50–950 ramp

primary

#3942A2

secondary

#BDB77A

accent

#CC50D8

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3942A2

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

Preview Lab → · Contrast checker → · Palette generator →