#3E41B3#3E41B3

#3E41B3 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.6% C 0.177 H 275.4°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#3E41B3
RGB	rgb(62, 65, 179)
HSL	hsl(238, 49%, 47%)
HSV	hsv(238, 65%, 70%)
CMYK	cmyk(65.4%, 63.7%, 0%, 29.8%)
CIE-LAB	lab(34.10, 34.94, -60.98)
CIE-LCH	lch(34.10, 70.29, 299.81°)
OKLab	oklab(44.62% 0.0167 -0.1758)
OKLCH	oklch(44.62% 0.177 275.4)
XYZ	xyz(12.0109, 8.0584, 43.5615)
Luminance	0.0806 (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

#3E41B3 #B3B03E

analogous

#3E7BB3 #3E41B3 #763EB3

triadic

#3E41B3 #B33E41 #41B33E

tetradic

#3E41B3 #B33E7B #B3B03E #3EB376

square

#3E41B3 #B33E7B #B3B03E #3EB376

split-complementary

#3E41B3 #B3763E #7BB33E

monochromatic

#1F2058 #2E3086 #3E41B3 #6567CA #9294D9

Accessibility & contrast

On white

8.04

#3E41B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3E41B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E41B3

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E41B3	#FFFFFF	#000000	##FFFFFF
##3E41B3	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B7

Deuteranopia (green-blind)

#004BB1

Tritanopia (blue-blind)

#005E74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3e41b3;
/* rgb */ color: rgb(62, 65, 179);
/* oklch */ color: oklch(44.6% 0.177 275.4);

Tailwind

colors: {
  custom: {
    50: '#8176cb',
    500: '#3e41b3',
    950: '#000000',
  },
}

SCSS

$custom: #3e41b3;
$custom-light: #8176cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3e41b3",
  "rgb": {
    "r": 62,
    "g": 65,
    "b": 179
  },
  "hsl": {
    "h": 238.462,
    "s": 48.548,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44619,
    "c": 0.1766,
    "h": 275.4
  },
  "luminance": 0.08059
}

Semantic roles & 50–950 ramp

primary

#3E41B3

secondary

#C5C388

accent

#D550D8

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #3E41B3

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

Preview Lab → · Contrast checker → · Palette generator →