#3B41BC#3B41BC

#3B41BC is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.2% C 0.189 H 273.8°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#3B41BC
RGB	rgb(59, 65, 188)
HSL	hsl(237, 52%, 48%)
HSV	hsv(237, 69%, 74%)
CMYK	cmyk(68.6%, 65.4%, 0%, 26.3%)
CIE-LAB	lab(34.68, 37.62, -65.36)
CIE-LCH	lch(34.68, 75.42, 299.92°)
OKLab	oklab(45.23% 0.0125 -0.1887)
OKLCH	oklch(45.23% 0.189 273.8)
XYZ	xyz(12.7680, 8.3400, 48.5041)
Luminance	0.0834 (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

#3B41BC #BCB63B

analogous

#3B81BC #3B41BC #753BBC

triadic

#3B41BC #BC3B41 #41BC3B

tetradic

#3B41BC #BC3B81 #BCB63B #3BBC75

square

#3B41BC #BC3B81 #BCB63B #3BBC75

split-complementary

#3B41BC #BC753B #81BC3B

monochromatic

#1E215F #2C318D #3B41BC #656ACF #9497DD

Accessibility & contrast

On white

7.87

#3B41BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3B41BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B41BC

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B41BC	#FFFFFF	#000000	##FFFFFF
##3B41BC	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C0

Deuteranopia (green-blind)

#004CBA

Tritanopia (blue-blind)

#006179

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3b41bc;
/* rgb */ color: rgb(59, 65, 188);
/* oklch */ color: oklch(45.2% 0.189 273.8);

Tailwind

colors: {
  custom: {
    50: '#8276d1',
    500: '#3b41bc',
    950: '#000000',
  },
}

SCSS

$custom: #3b41bc;
$custom-light: #8276d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b41bc",
  "rgb": {
    "r": 59,
    "g": 65,
    "b": 188
  },
  "hsl": {
    "h": 237.209,
    "s": 52.227,
    "l": 48.431
  },
  "oklch": {
    "l": 0.45228,
    "c": 0.18914,
    "h": 273.8
  },
  "luminance": 0.08341
}

Semantic roles & 50–950 ramp

primary

#3B41BC

secondary

#C9C68A

accent

#D54CDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3B41BC

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

Preview Lab → · Contrast checker → · Palette generator →