#3F4794#3F4794

#3F4794 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.3% C 0.125 H 275.4°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#3F4794
RGB	rgb(63, 71, 148)
HSL	hsl(234, 40%, 41%)
HSV	hsv(234, 57%, 58%)
CMYK	cmyk(57.4%, 52%, 0%, 42%)
CIE-LAB	lab(33.35, 20.51, -43.57)
CIE-LCH	lch(33.35, 48.16, 295.20°)
OKLab	oklab(43.34% 0.0118 -0.1245)
OKLCH	oklch(43.34% 0.125 275.4)
XYZ	xyz(9.6467, 7.7007, 28.9893)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4794 #948C3F

analogous

#3F7294 #3F4794 #623F94

triadic

#3F4794 #943F47 #47943F

tetradic

#3F4794 #943F72 #948C3F #3F9462

square

#3F4794 #943F72 #948C3F #3F9462

split-complementary

#3F4794 #94623F #72943F

monochromatic

#1A1E3E #2D3269 #3F4794 #5861B8 #838ACA

Accessibility & contrast

On white

8.27

#3F4794 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3F4794 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4794

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4794	#FFFFFF	#000000	##FFFFFF
##3F4794	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E5297

Deuteranopia (green-blind)

#104B92

Tritanopia (blue-blind)

#0F5866

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3f4794;
/* rgb */ color: rgb(63, 71, 148);
/* oklch */ color: oklch(43.3% 0.125 275.4);

Tailwind

colors: {
  custom: {
    50: '#7b7ab4',
    500: '#3f4794',
    950: '#000000',
  },
}

SCSS

$custom: #3f4794;
$custom-light: #7b7ab4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4794",
  "rgb": {
    "r": 63,
    "g": 71,
    "b": 148
  },
  "hsl": {
    "h": 234.353,
    "s": 40.284,
    "l": 41.373
  },
  "oklch": {
    "l": 0.43337,
    "c": 0.12511,
    "h": 275.4
  },
  "luminance": 0.07701
}

Semantic roles & 50–950 ramp

primary

#3F4794

secondary

#B5AF7A

accent

#C558D0

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0911

muted

#7C7B80

Preview Lab

Preview with #3F4794

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

Preview Lab → · Contrast checker → · Palette generator →