#3941A3#3941A3

#3941A3 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.9% C 0.156 H 274.2°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#3941A3
RGB	rgb(57, 65, 163)
HSL	hsl(235, 48%, 43%)
HSV	hsv(235, 65%, 64%)
CMYK	cmyk(65%, 60.1%, 0%, 36.1%)
CIE-LAB	lab(32.47, 28.59, -54.11)
CIE-LCH	lch(32.47, 61.20, 297.85°)
OKLab	oklab(42.92% 0.0115 -0.1557)
OKLCH	oklch(42.92% 0.156 274.2)
XYZ	xyz(10.1863, 7.2939, 35.5143)
Luminance	0.0730 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3941A3 #A39B39

analogous

#3976A3 #3941A3 #6639A3

triadic

#3941A3 #A33941 #41A339

tetradic

#3941A3 #A33976 #A39B39 #39A366

square

#3941A3 #A33976 #A39B39 #39A366

split-complementary

#3941A3 #A36639 #76A339

monochromatic

#191D48 #292F76 #3941A3 #555EC4 #8389D4

Accessibility & contrast

On white

8.54

#3941A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#3941A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3941A3

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3941A3	#FFFFFF	#000000	##FFFFFF
##3941A3	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A6

Deuteranopia (green-blind)

#0048A1

Tritanopia (blue-blind)

#00596B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3941a3;
/* rgb */ color: rgb(57, 65, 163);
/* oklch */ color: oklch(42.9% 0.156 274.2);

Tailwind

colors: {
  custom: {
    50: '#7c75bf',
    500: '#3941a3',
    950: '#000000',
  },
}

SCSS

$custom: #3941a3;
$custom-light: #7c75bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3941a3",
  "rgb": {
    "r": 57,
    "g": 65,
    "b": 163
  },
  "hsl": {
    "h": 235.472,
    "s": 48.182,
    "l": 43.137
  },
  "oklch": {
    "l": 0.42919,
    "c": 0.15617,
    "h": 274.2
  },
  "luminance": 0.07295
}

Semantic roles & 50–950 ramp

primary

#3941A3

secondary

#BDB87A

accent

#CE50D8

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3941A3

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

Preview Lab → · Contrast checker → · Palette generator →