#3D41BB#3D41BB

#3D41BB is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.3% C 0.187 H 274.6°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#3D41BB
RGB	rgb(61, 65, 187)
HSL	hsl(238, 51%, 49%)
HSV	hsv(238, 67%, 73%)
CMYK	cmyk(67.4%, 65.2%, 0%, 26.7%)
CIE-LAB	lab(34.72, 37.54, -64.71)
CIE-LCH	lch(34.72, 74.81, 300.12°)
OKLab	oklab(45.26% 0.0149 -0.1867)
OKLCH	oklch(45.26% 0.187 274.6)
XYZ	xyz(12.7814, 8.3594, 47.9440)
Luminance	0.0836 (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

#3D41BB #BBB73D

analogous

#3D80BB #3D41BB #783DBB

triadic

#3D41BB #BB3D41 #41BB3D

tetradic

#3D41BB #BB3D80 #BBB73D #3DBB78

square

#3D41BB #BB3D80 #BBB73D #3DBB78

split-complementary

#3D41BB #BB783D #80BB3D

monochromatic

#1F215F #2E318D #3D41BB #686BCE #9698DD

Accessibility & contrast

On white

7.86

#3D41BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3D41BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D41BB

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D41BB	#FFFFFF	#000000	##FFFFFF
##3D41BB	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BF

Deuteranopia (green-blind)

#004CB9

Tritanopia (blue-blind)

#006178

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3d41bb;
/* rgb */ color: rgb(61, 65, 187);
/* oklch */ color: oklch(45.3% 0.187 274.6);

Tailwind

colors: {
  custom: {
    50: '#8276d0',
    500: '#3d41bb',
    950: '#000000',
  },
}

SCSS

$custom: #3d41bb;
$custom-light: #8276d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d41bb",
  "rgb": {
    "r": 61,
    "g": 65,
    "b": 187
  },
  "hsl": {
    "h": 238.095,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45263,
    "c": 0.18734,
    "h": 274.6
  },
  "luminance": 0.08361
}

Semantic roles & 50–950 ramp

primary

#3D41BB

secondary

#C8C68C

accent

#D64EDA

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3D41BB

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

Preview Lab → · Contrast checker → · Palette generator →