#3F4EAE#3F4EAE

#3F4EAE is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.7% C 0.153 H 272.4°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#3F4EAE
RGB	rgb(63, 78, 174)
HSL	hsl(232, 47%, 46%)
HSV	hsv(232, 64%, 68%)
CMYK	cmyk(63.8%, 55.2%, 0%, 31.8%)
CIE-LAB	lab(37.04, 25.04, -53.24)
CIE-LCH	lch(37.04, 58.83, 295.19°)
OKLab	oklab(46.69% 0.0064 -0.1529)
OKLCH	oklch(46.69% 0.153 272.4)
XYZ	xyz(12.4117, 9.5605, 41.2275)
Luminance	0.0956 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4EAE #AE9F3F

analogous

#3F86AE #3F4EAE #683FAE

triadic

#3F4EAE #AE3F4E #4EAE3F

tetradic

#3F4EAE #AE3F86 #AE9F3F #3FAE68

square

#3F4EAE #AE3F86 #AE9F3F #3FAE68

split-complementary

#3F4EAE #AE683F #86AE3F

monochromatic

#1E2654 #2F3A81 #3F4EAE #6471C7 #909AD7

Accessibility & contrast

On white

7.21

#3F4EAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#3F4EAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4EAE

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4EAE	#FFFFFF	#000000	##FFFFFF
##3F4EAE	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#035CB1

Deuteranopia (green-blind)

#0052AC

Tritanopia (blue-blind)

#006576

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3f4eae;
/* rgb */ color: rgb(63, 78, 174);
/* oklch */ color: oklch(46.7% 0.153 272.4);

Tailwind

colors: {
  custom: {
    50: '#807fc7',
    500: '#3f4eae',
    950: '#000000',
  },
}

SCSS

$custom: #3f4eae;
$custom-light: #807fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4eae",
  "rgb": {
    "r": 63,
    "g": 78,
    "b": 174
  },
  "hsl": {
    "h": 231.892,
    "s": 46.835,
    "l": 46.471
  },
  "oklch": {
    "l": 0.46691,
    "c": 0.15303,
    "h": 272.4
  },
  "luminance": 0.09562
}

Semantic roles & 50–950 ramp

primary

#3F4EAE

secondary

#C2BA87

accent

#C451D6

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3F4EAE

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

Preview Lab → · Contrast checker → · Palette generator →