#3930B5#3930B5

#3930B5 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.8% C 0.199 H 276.4°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX#3930B5
RGBrgb(57, 48, 181)
HSLhsl(244, 58%, 45%)
HSVhsv(244, 73%, 71%)
CMYKcmyk(68.5%, 73.5%, 0%, 29%)
CIE-LABlab(30.20, 45.11, -68.59)
CIE-LCHlch(30.20, 82.09, 303.34°)
OKLaboklab(41.77% 0.0221 -0.1982)
OKLCHoklch(41.77% 0.199 276.4)
XYZxyz(11.0821, 6.3190, 44.3428)
Luminance0.0632 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3930B5 #ACB530
analogous
#306AB5 #3930B5 #7B30B5
triadic
#3930B5 #B53930 #30B539
tetradic
#3930B5 #B5306A #ACB530 #30B57B
square
#3930B5 #B5306A #ACB530 #30B57B
split-complementary
#3930B5 #B57B30 #6AB530
monochromatic
#1B1654 #2A2385 #3930B5 #5A51D1 #8882DE

Accessibility & contrast

On white

9.28
#3930B5 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.26
#3930B5 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3930B5
9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3930B5#FFFFFF#000000##FFFFFF
##3930B51.009.282.269.28
#FFFFFF9.281.0021.001.00
#0000002.2621.001.0021.00
##FFFFFF9.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004DB9
Deuteranopia (green-blind)
#0041B3
Tritanopia (blue-blind)
#005670
Achromatopsia (no color)
#474747

Design tokens & code

CSS
--color: #3930b5;
/* rgb */ color: rgb(57, 48, 181);
/* oklch */ color: oklch(41.8% 0.199 276.4);
Tailwind
colors: {
  custom: {
    50: '#816acc',
    500: '#3930b5',
    950: '#000000',
  },
}
SCSS
$custom: #3930b5;
$custom-light: #816acc;
$custom-dark: #000000;
JSON
{
  "hex": "#3930b5",
  "rgb": {
    "r": 57,
    "g": 48,
    "b": 181
  },
  "hsl": {
    "h": 244.06,
    "s": 58.079,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4177,
    "c": 0.19942,
    "h": 276.4
  },
  "luminance": 0.0632
}

Semantic roles & 50–950 ramp

primary
#3930B5
secondary
#C2C77A
accent
#E146D7
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0C0714
muted
#7D7A82

Preview Lab

Preview with #3930B5

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

Preview Lab → · Contrast checker → · Palette generator →

#3930B5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva