#3E41B7#3E41B7

#3E41B7 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 45.0% C 0.182 H 275.2°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#3E41B7
RGB	rgb(62, 65, 183)
HSL	hsl(239, 49%, 48%)
HSV	hsv(239, 66%, 72%)
CMYK	cmyk(66.1%, 64.5%, 0%, 28.2%)
CIE-LAB	lab(34.44, 36.31, -62.80)
CIE-LCH	lch(34.44, 72.54, 300.04°)
OKLab	oklab(44.97% 0.0164 -0.1811)
OKLCH	oklch(44.97% 0.182 275.2)
XYZ	xyz(12.4213, 8.2225, 45.7231)
Luminance	0.0822 (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

#3E41B7 #B7B43E

analogous

#3E7EB7 #3E41B7 #773EB7

triadic

#3E41B7 #B73E41 #41B73E

tetradic

#3E41B7 #B73E7E #B7B43E #3EB777

square

#3E41B7 #B73E7E #B7B43E #3EB777

split-complementary

#3E41B7 #B7773E #7EB73E

monochromatic

#1F215C #2F3189 #3E41B7 #6769CB #9496DB

Accessibility & contrast

On white

7.94

#3E41B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3E41B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E41B7

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E41B7	#FFFFFF	#000000	##FFFFFF
##3E41B7	1.00	7.94	2.64	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BB

Deuteranopia (green-blind)

#004CB5

Tritanopia (blue-blind)

#005F76

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3e41b7;
/* rgb */ color: rgb(62, 65, 183);
/* oklch */ color: oklch(45.0% 0.182 275.2);

Tailwind

colors: {
  custom: {
    50: '#8276ce',
    500: '#3e41b7',
    950: '#000000',
  },
}

SCSS

$custom: #3e41b7;
$custom-light: #8276ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3e41b7",
  "rgb": {
    "r": 62,
    "g": 65,
    "b": 183
  },
  "hsl": {
    "h": 238.512,
    "s": 49.388,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44971,
    "c": 0.18188,
    "h": 275.2
  },
  "luminance": 0.08224
}

Semantic roles & 50–950 ramp

primary

#3E41B7

secondary

#C6C58A

accent

#D64FD9

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3E41B7

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

Preview Lab → · Contrast checker → · Palette generator →