#3929A8#3929A8

#3929A8 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.5% C 0.191 H 278.8°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#3929A8
RGB	rgb(57, 41, 168)
HSL	hsl(248, 61%, 41%)
HSV	hsv(248, 76%, 66%)
CMYK	cmyk(66.1%, 75.6%, 0%, 34.1%)
CIE-LAB	lab(27.52, 44.81, -65.22)
CIE-LCH	lch(27.52, 79.13, 304.49°)
OKLab	oklab(39.48% 0.0291 -0.1883)
OKLCH	oklch(39.48% 0.191 278.8)
XYZ	xyz(9.5459, 5.2821, 37.5547)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3929A8 #98A829

analogous

#2958A8 #3929A8 #7829A8

triadic

#3929A8 #A83929 #29A839

tetradic

#3929A8 #A82958 #98A829 #29A878

square

#3929A8 #A82958 #98A829 #29A878

split-complementary

#3929A8 #A87829 #58A829

monochromatic

#181146 #281D77 #3929A8 #513ED0 #7D6FDC

Accessibility & contrast

On white

10.21

#3929A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#3929A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3929A8

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3929A8	#FFFFFF	#000000	##FFFFFF
##3929A8	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AC

Deuteranopia (green-blind)

#003CA6

Tritanopia (blue-blind)

#004E67

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3929a8;
/* rgb */ color: rgb(57, 41, 168);
/* oklch */ color: oklch(39.5% 0.191 278.8);

Tailwind

colors: {
  custom: {
    50: '#7f65c3',
    500: '#3929a8',
    950: '#000000',
  },
}

SCSS

$custom: #3929a8;
$custom-light: #7f65c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3929a8",
  "rgb": {
    "r": 57,
    "g": 41,
    "b": 168
  },
  "hsl": {
    "h": 247.559,
    "s": 60.766,
    "l": 40.98
  },
  "oklch": {
    "l": 0.3948,
    "c": 0.19056,
    "h": 278.8
  },
  "luminance": 0.05283
}

Semantic roles & 50–950 ramp

primary

#3929A8

secondary

#B8C36A

accent

#E444D0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3929A8

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

Preview Lab → · Contrast checker → · Palette generator →