#3930B4#3930B4

#3930B4 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.7% C 0.198 H 276.5°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX#3930B4
RGBrgb(57, 48, 180)
HSLhsl(244, 58%, 45%)
HSVhsv(244, 73%, 71%)
CMYKcmyk(68.3%, 73.3%, 0%, 29.4%)
CIE-LABlab(30.10, 44.79, -68.16)
CIE-LCHlch(30.10, 81.56, 303.31°)
OKLaboklab(41.67% 0.0223 -0.1969)
OKLCHoklch(41.67% 0.198 276.5)
XYZxyz(10.9798, 6.2781, 43.8043)
Luminance0.0628 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3930B4 #ABB430
analogous
#3069B4 #3930B4 #7B30B4
triadic
#3930B4 #B43930 #30B439
tetradic
#3930B4 #B43069 #ABB430 #30B47B
square
#3930B4 #B43069 #ABB430 #30B47B
split-complementary
#3930B4 #B47B30 #69B430
monochromatic
#1A1653 #2A2384 #3930B4 #5951D1 #8781DD

Accessibility & contrast

On white

9.31
#3930B4 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.26
#3930B4 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3930B4
9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3930B4#FFFFFF#000000##FFFFFF
##3930B41.009.312.269.31
#FFFFFF9.311.0021.001.00
#0000002.2621.001.0021.00
##FFFFFF9.311.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004CB8
Deuteranopia (green-blind)
#0041B2
Tritanopia (blue-blind)
#00556F
Achromatopsia (no color)
#474747

Design tokens & code

CSS
--color: #3930b4;
/* rgb */ color: rgb(57, 48, 180);
/* oklch */ color: oklch(41.7% 0.198 276.5);
Tailwind
colors: {
  custom: {
    50: '#816acc',
    500: '#3930b4',
    950: '#000000',
  },
}
SCSS
$custom: #3930b4;
$custom-light: #816acc;
$custom-dark: #000000;
JSON
{
  "hex": "#3930b4",
  "rgb": {
    "r": 57,
    "g": 48,
    "b": 180
  },
  "hsl": {
    "h": 244.091,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.41669,
    "c": 0.1982,
    "h": 276.5
  },
  "luminance": 0.06279
}

Semantic roles & 50–950 ramp

primary
#3930B4
secondary
#C1C679
accent
#E147D7
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0C0713
muted
#7D7A82

Preview Lab

Preview with #3930B4

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

Preview Lab → · Contrast checker → · Palette generator →

#3930B4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva