#3929A9#3929A9

#3929A9 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.6% C 0.192 H 278.7°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#3929A9
RGB	rgb(57, 41, 169)
HSL	hsl(248, 61%, 41%)
HSV	hsv(248, 76%, 66%)
CMYK	cmyk(66.3%, 75.7%, 0%, 33.7%)
CIE-LAB	lab(27.63, 45.13, -65.65)
CIE-LCH	lch(27.63, 79.67, 304.50°)
OKLab	oklab(39.58% 0.0289 -0.1896)
OKLCH	oklch(39.58% 0.192 278.7)
XYZ	xyz(9.6394, 5.3195, 38.0472)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3929A9 #99A929

analogous

#2959A9 #3929A9 #7929A9

triadic

#3929A9 #A93929 #29A939

tetradic

#3929A9 #A92959 #99A929 #29A979

square

#3929A9 #A92959 #99A929 #29A979

split-complementary

#3929A9 #A97929 #59A929

monochromatic

#181146 #281D78 #3929A9 #513FD0 #7E70DC

Accessibility & contrast

On white

10.17

#3929A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#3929A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3929A9

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3929A9	#FFFFFF	#000000	##FFFFFF
##3929A9	1.00	10.17	2.06	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AD

Deuteranopia (green-blind)

#003CA7

Tritanopia (blue-blind)

#004E67

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3929a9;
/* rgb */ color: rgb(57, 41, 169);
/* oklch */ color: oklch(39.6% 0.192 278.7);

Tailwind

colors: {
  custom: {
    50: '#7f65c4',
    500: '#3929a9',
    950: '#000000',
  },
}

SCSS

$custom: #3929a9;
$custom-light: #7f65c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3929a9",
  "rgb": {
    "r": 57,
    "g": 41,
    "b": 169
  },
  "hsl": {
    "h": 247.5,
    "s": 60.952,
    "l": 41.176
  },
  "oklch": {
    "l": 0.39583,
    "c": 0.19177,
    "h": 278.7
  },
  "luminance": 0.0532
}

Semantic roles & 50–950 ramp

primary

#3929A9

secondary

#B8C36A

accent

#E444D0

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3929A9

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

Preview Lab → · Contrast checker → · Palette generator →