#40187E#40187E

#40187E is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.8% C 0.157 H 294.0°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX#40187E
RGBrgb(64, 24, 126)
HSLhsl(264, 68%, 29%)
HSVhsv(264, 81%, 49%)
CMYKcmyk(49.2%, 81%, 0%, 50.6%)
CIE-LABlab(21.02, 41.78, -49.93)
CIE-LCHlch(21.02, 65.11, 309.92°)
OKLaboklab(33.81% 0.0639 -0.1433)
OKLCHoklch(33.81% 0.157 294)
XYZxyz(6.2058, 3.2494, 20.0348)
Luminance0.0325 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40187E #567E18
analogous
#18237E #40187E #73187E
triadic
#40187E #7E4018 #187E40
tetradic
#40187E #7E1823 #567E18 #187E73
square
#40187E #7E1823 #567E18 #187E73
split-complementary
#40187E #7E7318 #237E18
monochromatic
#0D051A #260E4B #40187E #5A22B1 #7737D9

Accessibility & contrast

On white

12.73
#40187E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.65
#40187E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40187E
12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40187E#FFFFFF#000000##FFFFFF
##40187E1.0012.731.6512.73
#FFFFFF12.731.0021.001.00
#0000001.6521.001.0021.00
##FFFFFF12.731.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003481
Deuteranopia (green-blind)
#00317C
Tritanopia (blue-blind)
#2D354B
Achromatopsia (no color)
#323232

Design tokens & code

CSS
--color: #40187e;
/* rgb */ color: rgb(64, 24, 126);
/* oklch */ color: oklch(33.8% 0.157 294.0);
Tailwind
colors: {
  custom: {
    50: '#7c5aa4',
    500: '#40187e',
    950: '#000000',
  },
}
SCSS
$custom: #40187e;
$custom-light: #7c5aa4;
$custom-dark: #000000;
JSON
{
  "hex": "#40187e",
  "rgb": {
    "r": 64,
    "g": 24,
    "b": 126
  },
  "hsl": {
    "h": 263.529,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33813,
    "c": 0.15685,
    "h": 294
  },
  "luminance": 0.0325
}

Semantic roles & 50–950 ramp

primary
#40187E
secondary
#85B23F
accent
#EB3DA7
background
#F7F5FA
surface
#EEE9F4
border
#C9C5CE
text
#0A040F
muted
#7C797F

Preview Lab

Preview with #40187E

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

Preview Lab → · Contrast checker → · Palette generator →

#40187E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva