#4143D1#4143D1

#4143D1 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 47.9% C 0.212 H 274.3°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX#4143D1
RGBrgb(65, 67, 209)
HSLhsl(239, 61%, 54%)
HSVhsv(239, 69%, 82%)
CMYKcmyk(68.9%, 67.9%, 0%, 18%)
CIE-LABlab(37.37, 44.24, -73.18)
CIE-LCHlch(37.37, 85.51, 301.16°)
OKLaboklab(47.85% 0.0159 -0.2114)
OKLCHoklch(47.85% 0.212 274.3)
XYZxyz(15.6919, 9.7401, 61.3623)
Luminance0.0974 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4143D1 #D1CF41
analogous
#418BD1 #4143D1 #8741D1
triadic
#4143D1 #D14143 #43D141
tetradic
#4143D1 #D1418B #D1CF41 #41D187
square
#4143D1 #D1418B #D1CF41 #41D187
split-complementary
#4143D1 #D18741 #8BD141
monochromatic
#1E1F7A #292BAB #4143D1 #7274DD #A4A5E9

Accessibility & contrast

On white

7.12
#4143D1 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.95
#4143D1 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4143D1
7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4143D1#FFFFFF#000000##FFFFFF
##4143D11.007.122.957.12
#FFFFFF7.121.0021.001.00
#0000002.9521.001.0021.00
##FFFFFF7.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005FD5
Deuteranopia (green-blind)
#0051CE
Tritanopia (blue-blind)
#006985
Achromatopsia (no color)
#585858

Design tokens & code

CSS
--color: #4143d1;
/* rgb */ color: rgb(65, 67, 209);
/* oklch */ color: oklch(47.9% 0.212 274.3);
Tailwind
colors: {
  custom: {
    50: '#8878e0',
    500: '#4143d1',
    950: '#000000',
  },
}
SCSS
$custom: #4143d1;
$custom-light: #8878e0;
$custom-dark: #000000;
JSON
{
  "hex": "#4143d1",
  "rgb": {
    "r": 65,
    "g": 67,
    "b": 209
  },
  "hsl": {
    "h": 239.167,
    "s": 61.017,
    "l": 53.725
  },
  "oklch": {
    "l": 0.4785,
    "c": 0.21204,
    "h": 274.3
  },
  "luminance": 0.09742
}

Semantic roles & 50–950 ramp

primary
#4143D1
secondary
#D6D598
accent
#E244E4
background
#F9F7FD
surface
#F1EDFB
border
#CBC8D4
text
#0D0915
muted
#7E7B83

Preview Lab

Preview with #4143D1

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

Preview Lab → · Contrast checker → · Palette generator →

#4143D1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva