#3B3FBD#3B3FBD

#3B3FBD is a dark, vivid blue. Relative luminance 0.082; OKLCH L 45.0% C 0.193 H 274.1°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#3B3FBD
RGB	rgb(59, 63, 189)
HSL	hsl(238, 52%, 49%)
HSV	hsv(238, 69%, 74%)
CMYK	cmyk(68.8%, 66.7%, 0%, 25.9%)
CIE-LAB	lab(34.31, 39.19, -66.56)
CIE-LCH	lch(34.31, 77.24, 300.49°)
OKLab	oklab(44.98% 0.0138 -0.1922)
OKLCH	oklch(44.98% 0.193 274.1)
XYZ	xyz(12.7634, 8.1578, 49.0362)
Luminance	0.0816 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B3FBD #BDB93B

analogous

#3B80BD #3B3FBD #783BBD

triadic

#3B3FBD #BD3B3F #3FBD3B

tetradic

#3B3FBD #BD3B80 #BDB93B #3BBD78

square

#3B3FBD #BD3B80 #BDB93B #3BBD78

split-complementary

#3B3FBD #BD783B #80BD3B

monochromatic

#1E2060 #2C2F8E #3B3FBD #6669CF #9597DE

Accessibility & contrast

On white

7.98

#3B3FBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#3B3FBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3FBD

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3FBD	#FFFFFF	#000000	##FFFFFF
##3B3FBD	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C1

Deuteranopia (green-blind)

#004BBB

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3b3fbd;
/* rgb */ color: rgb(59, 63, 189);
/* oklch */ color: oklch(45.0% 0.193 274.1);

Tailwind

colors: {
  custom: {
    50: '#8274d2',
    500: '#3b3fbd',
    950: '#000000',
  },
}

SCSS

$custom: #3b3fbd;
$custom-light: #8274d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3fbd",
  "rgb": {
    "r": 59,
    "g": 63,
    "b": 189
  },
  "hsl": {
    "h": 238.154,
    "s": 52.419,
    "l": 48.627
  },
  "oklch": {
    "l": 0.44984,
    "c": 0.19274,
    "h": 274.1
  },
  "luminance": 0.08159
}

Semantic roles & 50–950 ramp

primary

#3B3FBD

secondary

#C9C78B

accent

#D74CDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3B3FBD

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

Preview Lab → · Contrast checker → · Palette generator →