#451DA1#451DA1

#451DA1 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.4% C 0.192 H 287.2°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#451DA1
RGB	rgb(69, 29, 161)
HSL	hsl(258, 69%, 37%)
HSV	hsv(258, 82%, 63%)
CMYK	cmyk(57.1%, 82%, 0%, 36.9%)
CIE-LAB	lab(25.91, 49.95, -63.60)
CIE-LCH	lch(25.91, 80.87, 308.15°)
OKLab	oklab(38.41% 0.0566 -0.1831)
OKLCH	oklch(38.41% 0.192 287.2)
XYZ	xyz(9.3247, 4.7166, 34.1304)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451DA1 #79A11D

analogous

#1D37A1 #451DA1 #871DA1

triadic

#451DA1 #A1451D #1DA145

tetradic

#451DA1 #A11D37 #79A11D #1DA187

square

#451DA1 #A11D37 #79A11D #1DA187

split-complementary

#451DA1 #A1871D #37A11D

monochromatic

#190A39 #2F146D #451DA1 #5B26D5 #8158E1

Accessibility & contrast

On white

10.81

#451DA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#451DA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451DA1

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451DA1	#FFFFFF	#000000	##FFFFFF
##451DA1	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A5

Deuteranopia (green-blind)

#003A9F

Tritanopia (blue-blind)

#1A4560

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #451da1;
/* rgb */ color: rgb(69, 29, 161);
/* oklch */ color: oklch(38.4% 0.192 287.2);

Tailwind

colors: {
  custom: {
    50: '#845fbe',
    500: '#451da1',
    950: '#000000',
  },
}

SCSS

$custom: #451da1;
$custom-light: #845fbe;
$custom-dark: #000000;

JSON

{
  "hex": "#451da1",
  "rgb": {
    "r": 69,
    "g": 29,
    "b": 161
  },
  "hsl": {
    "h": 258.182,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.38414,
    "c": 0.19167,
    "h": 287.2
  },
  "luminance": 0.04717
}

Semantic roles & 50–950 ramp

primary

#451DA1

secondary

#A3C455

accent

#EC3CB7

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #451DA1

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

Preview Lab → · Contrast checker → · Palette generator →