#3F3697#3F3697

#3F3697 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.4% C 0.153 H 281.3°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#3F3697
RGB	rgb(63, 54, 151)
HSL	hsl(246, 47%, 40%)
HSV	hsv(246, 64%, 59%)
CMYK	cmyk(58.3%, 64.2%, 0%, 40.8%)
CIE-LAB	lab(29.23, 32.53, -52.08)
CIE-LCH	lch(29.23, 61.40, 302.00°)
OKLab	oklab(40.35% 0.0298 -0.1497)
OKLCH	oklch(40.35% 0.153 281.3)
XYZ	xyz(8.9532, 5.9289, 29.9448)
Luminance	0.0593 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.48

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3697 #8E9736

analogous

#365D97 #3F3697 #6F3697

triadic

#3F3697 #973F36 #36973F

tetradic

#3F3697 #97365D #8E9736 #36976F

square

#3F3697 #97365D #8E9736 #36976F

split-complementary

#3F3697 #976F36 #5D9736

monochromatic

#19163D #2C266A #3F3697 #564BBF #8178CF

Accessibility & contrast

On white

9.61

#3F3697 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#3F3697 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3697

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3697	#FFFFFF	#000000	##FFFFFF
##3F3697	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489A

Deuteranopia (green-blind)

#004195

Tritanopia (blue-blind)

#0E4E61

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3f3697;
/* rgb */ color: rgb(63, 54, 151);
/* oklch */ color: oklch(40.4% 0.153 281.3);

Tailwind

colors: {
  custom: {
    50: '#7d6db6',
    500: '#3f3697',
    950: '#000000',
  },
}

SCSS

$custom: #3f3697;
$custom-light: #7d6db6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3697",
  "rgb": {
    "r": 63,
    "g": 54,
    "b": 151
  },
  "hsl": {
    "h": 245.567,
    "s": 47.317,
    "l": 40.196
  },
  "oklch": {
    "l": 0.40351,
    "c": 0.15262,
    "h": 281.3
  },
  "luminance": 0.05929
}

Semantic roles & 50–950 ramp

primary

#3F3697

secondary

#B1B871

accent

#D751CA

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #3F3697

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

Preview Lab → · Contrast checker → · Palette generator →