#3F3EA2#3F3EA2

#3F3EA2 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.7% C 0.157 H 277.9°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#3F3EA2
RGB	rgb(63, 62, 162)
HSL	hsl(241, 45%, 44%)
HSV	hsv(241, 62%, 64%)
CMYK	cmyk(61.1%, 61.7%, 0%, 36.5%)
CIE-LAB	lab(32.06, 31.18, -54.16)
CIE-LCH	lch(32.06, 62.49, 299.93°)
OKLab	oklab(42.7% 0.0215 -0.1557)
OKLCH	oklch(42.7% 0.157 277.9)
XYZ	xyz(10.2920, 7.1099, 35.0054)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3EA2 #A1A23E

analogous

#3E6FA2 #3F3EA2 #713EA2

triadic

#3F3EA2 #A23F3E #3EA23F

tetradic

#3F3EA2 #A23E6F #A1A23E #3EA271

square

#3F3EA2 #A23E6F #A1A23E #3EA271

split-complementary

#3F3EA2 #A2713E #6FA23E

monochromatic

#1D1C49 #2E2D76 #3F3EA2 #5D5CC1 #8989D2

Accessibility & contrast

On white

8.67

#3F3EA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#3F3EA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3EA2

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3EA2	#FFFFFF	#000000	##FFFFFF
##3F3EA2	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A5

Deuteranopia (green-blind)

#0047A0

Tritanopia (blue-blind)

#00576A

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3f3ea2;
/* rgb */ color: rgb(63, 62, 162);
/* oklch */ color: oklch(42.7% 0.157 277.9);

Tailwind

colors: {
  custom: {
    50: '#7f73be',
    500: '#3f3ea2',
    950: '#000000',
  },
}

SCSS

$custom: #3f3ea2;
$custom-light: #7f73be;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3ea2",
  "rgb": {
    "r": 63,
    "g": 62,
    "b": 162
  },
  "hsl": {
    "h": 240.6,
    "s": 44.643,
    "l": 43.922
  },
  "oklch": {
    "l": 0.42699,
    "c": 0.15722,
    "h": 277.9
  },
  "luminance": 0.07111
}

Semantic roles & 50–950 ramp

primary

#3F3EA2

secondary

#BCBC80

accent

#D453D3

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3F3EA2

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

Preview Lab → · Contrast checker → · Palette generator →