#3337C0#3337C0

#3337C0 is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.5% C 0.207 H 272.5°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX#3337C0
RGBrgb(51, 55, 192)
HSLhsl(238, 58%, 48%)
HSVhsv(238, 73%, 75%)
CMYKcmyk(73.4%, 71.4%, 0%, 24.7%)
CIE-LABlab(32.35, 44.11, -71.57)
CIE-LCHlch(32.35, 84.07, 301.65°)
OKLaboklab(43.53% 0.0091 -0.2071)
OKLCHoklch(43.53% 0.207 272.5)
XYZxyz(12.2427, 7.2407, 50.6113)
Luminance0.0724 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3337C0 #C0BC33
analogous
#337DC0 #3337C0 #7633C0
triadic
#3337C0 #C03337 #37C033
tetradic
#3337C0 #C0337D #C0BC33 #33C076
square
#3337C0 #C0337D #C0BC33 #33C076
split-complementary
#3337C0 #C07633 #7DC033
monochromatic
#191B5F #262990 #3337C0 #5C60D4 #8D8FE1

Accessibility & contrast

On white

8.58
#3337C0 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.45
#3337C0 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3337C0
8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3337C0#FFFFFF#000000##FFFFFF
##3337C01.008.582.458.58
#FFFFFF8.581.0021.001.00
#0000002.4521.001.0021.00
##FFFFFF8.581.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0053C4
Deuteranopia (green-blind)
#0045BE
Tritanopia (blue-blind)
#005E78
Achromatopsia (no color)
#4C4C4C

Design tokens & code

CSS
--color: #3337c0;
/* rgb */ color: rgb(51, 55, 192);
/* oklch */ color: oklch(43.5% 0.207 272.5);
Tailwind
colors: {
  custom: {
    50: '#806fd4',
    500: '#3337c0',
    950: '#000000',
  },
}
SCSS
$custom: #3337c0;
$custom-light: #806fd4;
$custom-dark: #000000;
JSON
{
  "hex": "#3337c0",
  "rgb": {
    "r": 51,
    "g": 55,
    "b": 192
  },
  "hsl": {
    "h": 238.298,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.43527,
    "c": 0.20726,
    "h": 272.5
  },
  "luminance": 0.07242
}

Semantic roles & 50–950 ramp

primary
#3337C0
secondary
#CBC984
accent
#DD47E1
background
#F8F6FD
surface
#F0ECFA
border
#CBC7D3
text
#0C0714
muted
#7D7A83

Preview Lab

Preview with #3337C0

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

Preview Lab → · Contrast checker → · Palette generator →

#3337C0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva