#451CA1#451CA1

#451CA1 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.3% C 0.192 H 287.3°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#451CA1
RGB	rgb(69, 28, 161)
HSL	hsl(258, 70%, 37%)
HSV	hsv(258, 83%, 63%)
CMYK	cmyk(57.1%, 82.6%, 0%, 36.9%)
CIE-LAB	lab(25.77, 50.37, -63.83)
CIE-LCH	lch(25.77, 81.31, 308.28°)
OKLab	oklab(38.32% 0.0572 -0.1838)
OKLCH	oklch(38.32% 0.192 287.3)
XYZ	xyz(9.3006, 4.6684, 34.1223)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451CA1 #78A11C

analogous

#1C36A1 #451CA1 #871CA1

triadic

#451CA1 #A1451C #1CA145

tetradic

#451CA1 #A11C36 #78A11C #1CA187

square

#451CA1 #A11C36 #78A11C #1CA187

split-complementary

#451CA1 #A1871C #36A11C

monochromatic

#180A39 #2F136D #451CA1 #5B25D5 #8156E2

Accessibility & contrast

On white

10.86

#451CA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#451CA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451CA1

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451CA1	#FFFFFF	#000000	##FFFFFF
##451CA1	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A5

Deuteranopia (green-blind)

#00399F

Tritanopia (blue-blind)

#1A4560

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #451ca1;
/* rgb */ color: rgb(69, 28, 161);
/* oklch */ color: oklch(38.3% 0.192 287.3);

Tailwind

colors: {
  custom: {
    50: '#845fbe',
    500: '#451ca1',
    950: '#000000',
  },
}

SCSS

$custom: #451ca1;
$custom-light: #845fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#451ca1",
  "rgb": {
    "r": 69,
    "g": 28,
    "b": 161
  },
  "hsl": {
    "h": 258.496,
    "s": 70.37,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38315,
    "c": 0.19249,
    "h": 287.3
  },
  "luminance": 0.04669
}

Semantic roles & 50–950 ramp

primary

#451CA1

secondary

#A2C554

accent

#ED3BB6

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #451CA1

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

Preview Lab → · Contrast checker → · Palette generator →