#3943A2#3943A2

#3943A2 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.2% C 0.152 H 273.6°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#3943A2
RGB	rgb(57, 67, 162)
HSL	hsl(234, 48%, 43%)
HSV	hsv(234, 65%, 64%)
CMYK	cmyk(64.8%, 58.6%, 0%, 36.5%)
CIE-LAB	lab(32.90, 26.93, -52.80)
CIE-LCH	lch(32.90, 59.27, 297.02°)
OKLab	oklab(43.22% 0.0097 -0.1519)
OKLCH	oklch(43.22% 0.152 273.6)
XYZ	xyz(10.2139, 7.4919, 35.0832)
Luminance	0.0749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3943A2 #A29839

analogous

#3977A2 #3943A2 #6439A2

triadic

#3943A2 #A23943 #43A239

tetradic

#3943A2 #A23977 #A29839 #39A264

square

#3943A2 #A23977 #A29839 #39A264

split-complementary

#3943A2 #A26439 #77A239

monochromatic

#191E47 #293075 #3943A2 #5560C3 #828AD3

Accessibility & contrast

On white

8.40

#3943A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3943A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3943A2

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3943A2	#FFFFFF	#000000	##FFFFFF
##3943A2	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A5

Deuteranopia (green-blind)

#0049A0

Tritanopia (blue-blind)

#005A6C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3943a2;
/* rgb */ color: rgb(57, 67, 162);
/* oklch */ color: oklch(43.2% 0.152 273.6);

Tailwind

colors: {
  custom: {
    50: '#7b77be',
    500: '#3943a2',
    950: '#000000',
  },
}

SCSS

$custom: #3943a2;
$custom-light: #7b77be;
$custom-dark: #000000;

JSON

{
  "hex": "#3943a2",
  "rgb": {
    "r": 57,
    "g": 67,
    "b": 162
  },
  "hsl": {
    "h": 234.286,
    "s": 47.945,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43217,
    "c": 0.15219,
    "h": 273.6
  },
  "luminance": 0.07493
}

Semantic roles & 50–950 ramp

primary

#3943A2

secondary

#BDB67A

accent

#CB50D8

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3943A2

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

Preview Lab → · Contrast checker → · Palette generator →