#3929A7#3929A7

#3929A7 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.4% C 0.189 H 278.9°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#3929A7
RGB	rgb(57, 41, 167)
HSL	hsl(248, 61%, 41%)
HSV	hsv(248, 75%, 65%)
CMYK	cmyk(65.9%, 75.4%, 0%, 34.5%)
CIE-LAB	lab(27.42, 44.50, -64.78)
CIE-LCH	lch(27.42, 78.59, 304.48°)
OKLab	oklab(39.38% 0.0293 -0.187)
OKLCH	oklch(39.38% 0.189 278.9)
XYZ	xyz(9.4531, 5.2450, 37.0659)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3929A7 #97A729

analogous

#2958A7 #3929A7 #7829A7

triadic

#3929A7 #A73929 #29A739

tetradic

#3929A7 #A72958 #97A729 #29A778

square

#3929A7 #A72958 #97A729 #29A778

split-complementary

#3929A7 #A77829 #58A729

monochromatic

#171145 #281D76 #3929A7 #503ED0 #7D6FDC

Accessibility & contrast

On white

10.25

#3929A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#3929A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3929A7

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3929A7	#FFFFFF	#000000	##FFFFFF
##3929A7	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AB

Deuteranopia (green-blind)

#003CA5

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3929a7;
/* rgb */ color: rgb(57, 41, 167);
/* oklch */ color: oklch(39.4% 0.189 278.9);

Tailwind

colors: {
  custom: {
    50: '#7e65c2',
    500: '#3929a7',
    950: '#000000',
  },
}

SCSS

$custom: #3929a7;
$custom-light: #7e65c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3929a7",
  "rgb": {
    "r": 57,
    "g": 41,
    "b": 167
  },
  "hsl": {
    "h": 247.619,
    "s": 60.577,
    "l": 40.784
  },
  "oklch": {
    "l": 0.39377,
    "c": 0.18934,
    "h": 278.9
  },
  "luminance": 0.05246
}

Semantic roles & 50–950 ramp

primary

#3929A7

secondary

#B7C269

accent

#E444CF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3929A7

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

Preview Lab → · Contrast checker → · Palette generator →