#3E39AB#3E39AB

#3E39AB is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.5% C 0.176 H 277.8°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#3E39AB
RGB	rgb(62, 57, 171)
HSL	hsl(243, 50%, 45%)
HSV	hsv(243, 67%, 67%)
CMYK	cmyk(63.7%, 66.7%, 0%, 32.9%)
CIE-LAB	lab(31.55, 37.18, -60.39)
CIE-LCH	lch(31.55, 70.92, 301.62°)
OKLab	oklab(42.55% 0.0239 -0.1741)
OKLCH	oklch(42.55% 0.176 277.8)
XYZ	xyz(10.7980, 6.8898, 39.2810)
Luminance	0.0689 (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

#3E39AB #A6AB39

analogous

#396DAB #3E39AB #7739AB

triadic

#3E39AB #AB3E39 #39AB3E

tetradic

#3E39AB #AB396D #A6AB39 #39AB77

square

#3E39AB #AB396D #A6AB39 #39AB77

split-complementary

#3E39AB #AB7739 #6DAB39

monochromatic

#1D1A4F #2D2A7D #3E39AB #5E59C8 #8B87D7

Accessibility & contrast

On white

8.83

#3E39AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3E39AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E39AB

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E39AB	#FFFFFF	#000000	##FFFFFF
##3E39AB	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAF

Deuteranopia (green-blind)

#0045A9

Tritanopia (blue-blind)

#00576D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3e39ab;
/* rgb */ color: rgb(62, 57, 171);
/* oklch */ color: oklch(42.5% 0.176 277.8);

Tailwind

colors: {
  custom: {
    50: '#8070c5',
    500: '#3e39ab',
    950: '#000000',
  },
}

SCSS

$custom: #3e39ab;
$custom-light: #8070c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3e39ab",
  "rgb": {
    "r": 62,
    "g": 57,
    "b": 171
  },
  "hsl": {
    "h": 242.632,
    "s": 50,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42549,
    "c": 0.17572,
    "h": 277.8
  },
  "luminance": 0.06891
}

Semantic roles & 50–950 ramp

primary

#3E39AB

secondary

#BEC17F

accent

#DA4ED3

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3E39AB

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

Preview Lab → · Contrast checker → · Palette generator →