#3F2EB6#3F2EB6

#3F2EB6 is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.0% C 0.201 H 278.9°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#3F2EB6
RGB	rgb(63, 46, 182)
HSL	hsl(248, 60%, 45%)
HSV	hsv(248, 75%, 71%)
CMYK	cmyk(65.4%, 74.7%, 0%, 28.6%)
CIE-LAB	lab(30.37, 47.20, -68.89)
CIE-LCH	lch(30.37, 83.51, 304.42°)
OKLab	oklab(42.03% 0.0312 -0.1989)
OKLCH	oklch(42.03% 0.201 278.9)
XYZ	xyz(11.4677, 6.3872, 44.8754)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.19

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2EB6 #A5B62E

analogous

#2E61B6 #3F2EB6 #832EB6

triadic

#3F2EB6 #B63F2E #2EB63F

tetradic

#3F2EB6 #B62E61 #A5B62E #2EB683

square

#3F2EB6 #B62E61 #A5B62E #2EB683

split-complementary

#3F2EB6 #B6832E #61B62E

monochromatic

#1D1554 #2E2285 #3F2EB6 #5F4FD2 #8C80DF

Accessibility & contrast

On white

9.22

#3F2EB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3F2EB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2EB6

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2EB6	#FFFFFF	#000000	##FFFFFF
##3F2EB6	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DBA

Deuteranopia (green-blind)

#0042B4

Tritanopia (blue-blind)

#005570

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3f2eb6;
/* rgb */ color: rgb(63, 46, 182);
/* oklch */ color: oklch(42.0% 0.201 278.9);

Tailwind

colors: {
  custom: {
    50: '#8469cd',
    500: '#3f2eb6',
    950: '#000000',
  },
}

SCSS

$custom: #3f2eb6;
$custom-light: #8469cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2eb6",
  "rgb": {
    "r": 63,
    "g": 46,
    "b": 182
  },
  "hsl": {
    "h": 247.5,
    "s": 59.649,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42034,
    "c": 0.20133,
    "h": 278.9
  },
  "luminance": 0.06388
}

Semantic roles & 50–950 ramp

primary

#3F2EB6

secondary

#BEC878

accent

#E345CF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #3F2EB6

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

Preview Lab → · Contrast checker → · Palette generator →