#4F3FCB#4F3FCB

#4F3FCB is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.7% C 0.206 H 280.3°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX#4F3FCB
RGBrgb(79, 63, 203)
HSLhsl(247, 57%, 52%)
HSVhsv(247, 69%, 80%)
CMYKcmyk(61.1%, 69%, 0%, 20.4%)
CIE-LABlab(36.98, 46.43, -70.31)
CIE-LCHlch(36.98, 84.25, 303.44°)
OKLaboklab(47.66% 0.0369 -0.2027)
OKLCHoklch(47.66% 0.206 280.3)
XYZxyz(15.7780, 9.5279, 57.4960)
Luminance0.0953 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4F3FCB #BBCB3F
analogous
#3F75CB #4F3FCB #953FCB
triadic
#4F3FCB #CB4F3F #3FCB4F
tetradic
#4F3FCB #CB3F75 #BBCB3F #3FCB95
square
#4F3FCB #CB3F75 #BBCB3F #3FCB95
split-complementary
#4F3FCB #CB953F #75CB3F
monochromatic
#281F71 #392CA1 #4F3FCB #7B6FD8 #A79FE5

Accessibility & contrast

On white

7.23
#4F3FCB on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.91
#4F3FCB on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F3FCB
7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4F3FCB#FFFFFF#000000##FFFFFF
##4F3FCB1.007.232.917.23
#FFFFFF7.231.0021.001.00
#0000002.9121.001.0021.00
##FFFFFF7.231.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005CCF
Deuteranopia (green-blind)
#0052C8
Tritanopia (blue-blind)
#006480
Achromatopsia (no color)
#575757

Design tokens & code

CSS
--color: #4f3fcb;
/* rgb */ color: rgb(79, 63, 203);
/* oklch */ color: oklch(47.7% 0.206 280.3);
Tailwind
colors: {
  custom: {
    50: '#8e76dc',
    500: '#4f3fcb',
    950: '#000000',
  },
}
SCSS
$custom: #4f3fcb;
$custom-light: #8e76dc;
$custom-dark: #000000;
JSON
{
  "hex": "#4f3fcb",
  "rgb": {
    "r": 79,
    "g": 63,
    "b": 203
  },
  "hsl": {
    "h": 246.857,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.4766,
    "c": 0.20601,
    "h": 280.3
  },
  "luminance": 0.09529
}

Semantic roles & 50–950 ramp

primary
#4F3FCB
secondary
#CAD194
accent
#E147CF
background
#F9F7FD
surface
#F2EDFB
border
#CCC8D4
text
#0E0815
muted
#7E7B83

Preview Lab

Preview with #4F3FCB

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

Preview Lab → · Contrast checker → · Palette generator →

#4F3FCB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva