#3F2EB4#3F2EB4

#3F2EB4 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.8% C 0.199 H 279.1°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#3F2EB4
RGB	rgb(63, 46, 180)
HSL	hsl(248, 59%, 44%)
HSV	hsv(248, 74%, 71%)
CMYK	cmyk(65%, 74.4%, 0%, 29.4%)
CIE-LAB	lab(30.17, 46.58, -68.03)
CIE-LCH	lch(30.17, 82.45, 304.40°)
OKLab	oklab(41.83% 0.0316 -0.1964)
OKLCH	oklch(41.83% 0.199 279.1)
XYZ	xyz(11.2625, 6.3051, 43.7947)
Luminance	0.0631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.14

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2EB4 #A3B42E

analogous

#2E60B4 #3F2EB4 #822EB4

triadic

#3F2EB4 #B43F2E #2EB43F

tetradic

#3F2EB4 #B42E60 #A3B42E #2EB482

square

#3F2EB4 #B42E60 #A3B42E #2EB482

split-complementary

#3F2EB4 #B4822E #60B42E

monochromatic

#1D1553 #2E2283 #3F2EB4 #5E4ED2 #8A7EDE

Accessibility & contrast

On white

9.29

#3F2EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#3F2EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2EB4

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2EB4	#FFFFFF	#000000	##FFFFFF
##3F2EB4	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB8

Deuteranopia (green-blind)

#0042B2

Tritanopia (blue-blind)

#00546F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3f2eb4;
/* rgb */ color: rgb(63, 46, 180);
/* oklch */ color: oklch(41.8% 0.199 279.1);

Tailwind

colors: {
  custom: {
    50: '#8369cc',
    500: '#3f2eb4',
    950: '#000000',
  },
}

SCSS

$custom: #3f2eb4;
$custom-light: #8369cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2eb4",
  "rgb": {
    "r": 63,
    "g": 46,
    "b": 180
  },
  "hsl": {
    "h": 247.612,
    "s": 59.292,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41833,
    "c": 0.19893,
    "h": 279.1
  },
  "luminance": 0.06306
}

Semantic roles & 50–950 ramp

primary

#3F2EB4

secondary

#BDC777

accent

#E245CF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F2EB4

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

Preview Lab → · Contrast checker → · Palette generator →