#301FAD#301FAD

#301FAD is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.1% C 0.207 H 275.6°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX#301FAD
RGBrgb(48, 31, 173)
HSLhsl(247, 70%, 40%)
HSVhsv(247, 82%, 68%)
CMYKcmyk(72.3%, 82.1%, 0%, 32.2%)
CIE-LABlab(25.64, 50.51, -71.37)
CIE-LCHlch(25.64, 87.44, 305.29°)
OKLaboklab(38.15% 0.0201 -0.2063)
OKLCHoklch(38.15% 0.207 275.6)
XYZxyz(9.2493, 4.6246, 39.9323)
Luminance0.0462 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#301FAD #9CAD1F
analogous
#1F55AD #301FAD #771FAD
triadic
#301FAD #AD301F #1FAD30
tetradic
#301FAD #AD1F55 #9CAD1F #1FAD77
square
#301FAD #AD1F55 #9CAD1F #1FAD77
split-complementary
#301FAD #AD771F #55AD1F
monochromatic
#130C45 #221679 #301FAD #442FDA #7363E3

Accessibility & contrast

On white

10.91
#301FAD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.93
#301FAD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301FAD
10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##301FAD#FFFFFF#000000##FFFFFF
##301FAD1.0010.911.9310.91
#FFFFFF10.911.0021.001.00
#0000001.9321.001.0021.00
##FFFFFF10.911.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0043B1
Deuteranopia (green-blind)
#0036AB
Tritanopia (blue-blind)
#004C67
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #301fad;
/* rgb */ color: rgb(48, 31, 173);
/* oklch */ color: oklch(38.1% 0.207 275.6);
Tailwind
colors: {
  custom: {
    50: '#7d60c7',
    500: '#301fad',
    950: '#000000',
  },
}
SCSS
$custom: #301fad;
$custom-light: #7d60c7;
$custom-dark: #000000;
JSON
{
  "hex": "#301fad",
  "rgb": {
    "r": 48,
    "g": 31,
    "b": 173
  },
  "hsl": {
    "h": 247.183,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.38146,
    "c": 0.2073,
    "h": 275.6
  },
  "luminance": 0.04625
}

Semantic roles & 50–950 ramp

primary
#301FAD
secondary
#BCC860
accent
#EC3BD7
background
#F8F5FC
surface
#F0EAF8
border
#CBC6D1
text
#0B0513
muted
#7C7982

Preview Lab

Preview with #301FAD

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

Preview Lab → · Contrast checker → · Palette generator →

#301FAD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva