#3C41BB#3C41BB

#3C41BB is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.2% C 0.188 H 274.2°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#3C41BB
RGB	rgb(60, 65, 187)
HSL	hsl(238, 51%, 48%)
HSV	hsv(238, 68%, 73%)
CMYK	cmyk(67.9%, 65.2%, 0%, 26.7%)
CIE-LAB	lab(34.66, 37.41, -64.81)
CIE-LCH	lch(34.66, 74.83, 299.99°)
OKLab	oklab(45.2% 0.0137 -0.1871)
OKLCH	oklch(45.2% 0.188 274.2)
XYZ	xyz(12.7204, 8.3279, 47.9412)
Luminance	0.0833 (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

#3C41BB #BBB63C

analogous

#3C80BB #3C41BB #763CBB

triadic

#3C41BB #BB3C41 #41BB3C

tetradic

#3C41BB #BB3C80 #BBB63C #3CBB76

square

#3C41BB #BB3C80 #BBB63C #3CBB76

split-complementary

#3C41BB #BB763C #80BB3C

monochromatic

#1E215E #2D318D #3C41BB #666ACE #9597DD

Accessibility & contrast

On white

7.88

#3C41BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3C41BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C41BB

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C41BB	#FFFFFF	#000000	##FFFFFF
##3C41BB	1.00	7.88	2.67	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BF

Deuteranopia (green-blind)

#004CB9

Tritanopia (blue-blind)

#006178

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3c41bb;
/* rgb */ color: rgb(60, 65, 187);
/* oklch */ color: oklch(45.2% 0.188 274.2);

Tailwind

colors: {
  custom: {
    50: '#8276d0',
    500: '#3c41bb',
    950: '#000000',
  },
}

SCSS

$custom: #3c41bb;
$custom-light: #8276d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c41bb",
  "rgb": {
    "r": 60,
    "g": 65,
    "b": 187
  },
  "hsl": {
    "h": 237.638,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.45199,
    "c": 0.18759,
    "h": 274.2
  },
  "luminance": 0.08329
}

Semantic roles & 50–950 ramp

primary

#3C41BB

secondary

#C8C68B

accent

#D54DDB

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3C41BB

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

Preview Lab → · Contrast checker → · Palette generator →