#3F4592#3F4592

#3F4592 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.8% C 0.125 H 276.4°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#3F4592
RGB	rgb(63, 69, 146)
HSL	hsl(236, 40%, 41%)
HSV	hsv(236, 57%, 57%)
CMYK	cmyk(56.8%, 52.7%, 0%, 42.7%)
CIE-LAB	lab(32.67, 21.13, -43.45)
CIE-LCH	lch(32.67, 48.31, 295.94°)
OKLab	oklab(42.78% 0.0139 -0.1242)
OKLCH	oklch(42.78% 0.125 276.4)
XYZ	xyz(9.3647, 7.3877, 28.1210)
Luminance	0.0739 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4592 #928C3F

analogous

#3F6E92 #3F4592 #623F92

triadic

#3F4592 #923F45 #45923F

tetradic

#3F4592 #923F6E #928C3F #3F9262

square

#3F4592 #923F6E #928C3F #3F9262

split-complementary

#3F4592 #92623F #6E923F

monochromatic

#1A1D3C #2D3167 #3F4592 #575EB7 #8287C9

Accessibility & contrast

On white

8.48

#3F4592 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3F4592 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4592

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4592	#FFFFFF	#000000	##FFFFFF
##3F4592	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5095

Deuteranopia (green-blind)

#0D4A90

Tritanopia (blue-blind)

#135664

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3f4592;
/* rgb */ color: rgb(63, 69, 146);
/* oklch */ color: oklch(42.8% 0.125 276.4);

Tailwind

colors: {
  custom: {
    50: '#7b78b2',
    500: '#3f4592',
    950: '#000000',
  },
}

SCSS

$custom: #3f4592;
$custom-light: #7b78b2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4592",
  "rgb": {
    "r": 63,
    "g": 69,
    "b": 146
  },
  "hsl": {
    "h": 235.663,
    "s": 39.713,
    "l": 40.98
  },
  "oklch": {
    "l": 0.42783,
    "c": 0.12497,
    "h": 276.4
  },
  "luminance": 0.07388
}

Semantic roles & 50–950 ramp

primary

#3F4592

secondary

#B3AF79

accent

#C758D0

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0911

muted

#7C7B80

Preview Lab

Preview with #3F4592

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

Preview Lab → · Contrast checker → · Palette generator →