#3F3ABD#3F3ABD

#3F3ABD is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.4% C 0.197 H 276.4°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#3F3ABD
RGB	rgb(63, 58, 189)
HSL	hsl(242, 53%, 48%)
HSV	hsv(242, 69%, 74%)
CMYK	cmyk(66.7%, 69.3%, 0%, 25.9%)
CIE-LAB	lab(33.47, 42.69, -67.93)
CIE-LCH	lch(33.47, 80.23, 302.15°)
OKLab	oklab(44.45% 0.0221 -0.1961)
OKLCH	oklch(44.45% 0.197 276.4)
XYZ	xyz(12.7453, 7.7559, 48.9596)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.01

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3ABD #B8BD3A

analogous

#3A76BD #3F3ABD #803ABD

triadic

#3F3ABD #BD3F3A #3ABD3F

tetradic

#3F3ABD #BD3A76 #B8BD3A #3ABD80

square

#3F3ABD #BD3A76 #B8BD3A #3ABD80

split-complementary

#3F3ABD #BD803A #76BD3A

monochromatic

#201D5F #2F2C8E #3F3ABD #6965D0 #9693DE

Accessibility & contrast

On white

8.23

#3F3ABD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3F3ABD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3ABD

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3ABD	#FFFFFF	#000000	##FFFFFF
##3F3ABD	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C1

Deuteranopia (green-blind)

#0049BB

Tritanopia (blue-blind)

#005D77

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3f3abd;
/* rgb */ color: rgb(63, 58, 189);
/* oklch */ color: oklch(44.4% 0.197 276.4);

Tailwind

colors: {
  custom: {
    50: '#8471d2',
    500: '#3f3abd',
    950: '#000000',
  },
}

SCSS

$custom: #3f3abd;
$custom-light: #8471d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3abd",
  "rgb": {
    "r": 63,
    "g": 58,
    "b": 189
  },
  "hsl": {
    "h": 242.29,
    "s": 53.036,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44446,
    "c": 0.19739,
    "h": 276.4
  },
  "luminance": 0.07757
}

Semantic roles & 50–950 ramp

primary

#3F3ABD

secondary

#C7C98A

accent

#DC4BD7

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3F3ABD

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

Preview Lab → · Contrast checker → · Palette generator →