#3F44CE#3F44CE

#3F44CE is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 47.6% C 0.208 H 273.7°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX#3F44CE
RGBrgb(63, 68, 206)
HSLhsl(238, 59%, 53%)
HSVhsv(238, 69%, 81%)
CMYKcmyk(69.4%, 67%, 0%, 19.2%)
CIE-LABlab(37.20, 42.41, -71.73)
CIE-LCHlch(37.20, 83.33, 300.59°)
OKLaboklab(47.61% 0.0133 -0.2073)
OKLCHoklch(47.61% 0.208 273.7)
XYZxyz(15.2539, 9.6458, 59.4385)
Luminance0.0965 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F44CE #CEC93F
analogous
#3F8BCE #3F44CE #813FCE
triadic
#3F44CE #CE3F44 #44CE3F
tetradic
#3F44CE #CE3F8B #CEC93F #3FCE81
square
#3F44CE #CE3F8B #CEC93F #3FCE81
split-complementary
#3F44CE #CE813F #8BCE3F
monochromatic
#1E2175 #2A2FA6 #3F44CE #7073DA #A1A3E7

Accessibility & contrast

On white

7.17
#3F44CE on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.93
#3F44CE on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F44CE
7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F44CE#FFFFFF#000000##FFFFFF
##3F44CE1.007.172.937.17
#FFFFFF7.171.0021.001.00
#0000002.9321.001.0021.00
##FFFFFF7.171.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005ED2
Deuteranopia (green-blind)
#0051CB
Tritanopia (blue-blind)
#006983
Achromatopsia (no color)
#585858

Design tokens & code

CSS
--color: #3f44ce;
/* rgb */ color: rgb(63, 68, 206);
/* oklch */ color: oklch(47.6% 0.208 273.7);
Tailwind
colors: {
  custom: {
    50: '#8778de',
    500: '#3f44ce',
    950: '#000000',
  },
}
SCSS
$custom: #3f44ce;
$custom-light: #8778de;
$custom-dark: #000000;
JSON
{
  "hex": "#3f44ce",
  "rgb": {
    "r": 63,
    "g": 68,
    "b": 206
  },
  "hsl": {
    "h": 237.902,
    "s": 59.336,
    "l": 52.745
  },
  "oklch": {
    "l": 0.4761,
    "c": 0.20769,
    "h": 273.7
  },
  "luminance": 0.09647
}

Semantic roles & 50–950 ramp

primary
#3F44CE
secondary
#D3D195
accent
#DD45E3
background
#F9F7FD
surface
#F1EDFB
border
#CBC8D4
text
#0D0915
muted
#7E7B83

Preview Lab

Preview with #3F44CE

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

Preview Lab → · Contrast checker → · Palette generator →

#3F44CE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva