#3923BB#3923BB

#3923BB is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.8% C 0.218 H 277.1°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#3923BB
RGB	rgb(57, 35, 187)
HSL	hsl(249, 68%, 44%)
HSV	hsv(249, 81%, 73%)
CMYK	cmyk(69.5%, 81.3%, 0%, 26.7%)
CIE-LAB	lab(28.53, 53.57, -74.90)
CIE-LCH	lch(28.53, 92.09, 305.57°)
OKLab	oklab(40.79% 0.0271 -0.2164)
OKLCH	oklch(40.79% 0.218 277.1)
XYZ	xyz(11.2551, 5.6588, 47.5032)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3923BB #A5BB23

analogous

#2359BB #3923BB #8523BB

triadic

#3923BB #BB3923 #23BB39

tetradic

#3923BB #BB2359 #A5BB23 #23BB85

square

#3923BB #BB2359 #A5BB23 #23BB85

split-complementary

#3923BB #BB8523 #59BB23

monochromatic

#1A1054 #291987 #3923BB #5640DB #8474E5

Accessibility & contrast

On white

9.85

#3923BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#3923BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3923BB

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3923BB	#FFFFFF	#000000	##FFFFFF
##3923BB	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BF

Deuteranopia (green-blind)

#003DB8

Tritanopia (blue-blind)

#005370

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3923bb;
/* rgb */ color: rgb(57, 35, 187);
/* oklch */ color: oklch(40.8% 0.218 277.1);

Tailwind

colors: {
  custom: {
    50: '#8363d1',
    500: '#3923bb',
    950: '#000000',
  },
}

SCSS

$custom: #3923bb;
$custom-light: #8363d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3923bb",
  "rgb": {
    "r": 57,
    "g": 35,
    "b": 187
  },
  "hsl": {
    "h": 248.684,
    "s": 68.468,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40789,
    "c": 0.21813,
    "h": 277.1
  },
  "luminance": 0.0566
}

Semantic roles & 50–950 ramp

primary

#3923BB

secondary

#BECC6E

accent

#EB3CD2

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3923BB

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

Preview Lab → · Contrast checker → · Palette generator →