#3923AB#3923AB

#3923AB is a dark, vivid blue. Relative luminance 0.050; OKLCH L 39.0% C 0.200 H 279.1°. Best body text is #FFFFFF at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#3923AB
RGB	rgb(57, 35, 171)
HSL	hsl(250, 66%, 40%)
HSV	hsv(250, 80%, 67%)
CMYK	cmyk(66.7%, 79.5%, 0%, 32.9%)
CIE-LAB	lab(26.77, 48.81, -68.27)
CIE-LCH	lch(26.77, 83.93, 305.56°)
OKLab	oklab(39.04% 0.0317 -0.1972)
OKLCH	oklch(39.04% 0.2 279.1)
XYZ	xyz(9.6367, 5.0114, 38.9796)
Luminance	0.0501 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3923AB #95AB23

analogous

#2351AB #3923AB #7D23AB

triadic

#3923AB #AB3923 #23AB39

tetradic

#3923AB #AB2351 #95AB23 #23AB7D

square

#3923AB #AB2351 #95AB23 #23AB7D

split-complementary

#3923AB #AB7D23 #51AB23

monochromatic

#170E45 #281978 #3923AB #4F35D6 #7C68E0

Accessibility & contrast

On white

10.49

#3923AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#3923AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3923AB

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3923AB	#FFFFFF	#000000	##FFFFFF
##3923AB	1.00	10.49	2.00	10.49
#FFFFFF	10.49	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AF

Deuteranopia (green-blind)

#003AA9

Tritanopia (blue-blind)

#004C67

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3923ab;
/* rgb */ color: rgb(57, 35, 171);
/* oklch */ color: oklch(39.0% 0.200 279.1);

Tailwind

colors: {
  custom: {
    50: '#8062c5',
    500: '#3923ab',
    950: '#000000',
  },
}

SCSS

$custom: #3923ab;
$custom-light: #8062c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3923ab",
  "rgb": {
    "r": 57,
    "g": 35,
    "b": 171
  },
  "hsl": {
    "h": 249.706,
    "s": 66.019,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39044,
    "c": 0.19969,
    "h": 279.1
  },
  "luminance": 0.05012
}

Semantic roles & 50–950 ramp

primary

#3923AB

secondary

#B6C664

accent

#E93FCD

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3923AB

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

Preview Lab → · Contrast checker → · Palette generator →