#451F9E#451F9E

#451F9E is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.3% C 0.187 H 287.6°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#451F9E
RGB	rgb(69, 31, 158)
HSL	hsl(258, 67%, 37%)
HSV	hsv(258, 80%, 62%)
CMYK	cmyk(56.3%, 80.4%, 0%, 38%)
CIE-LAB	lab(25.90, 48.24, -61.79)
CIE-LCH	lch(25.90, 78.39, 307.98°)
OKLab	oklab(38.31% 0.0564 -0.1778)
OKLCH	oklch(38.31% 0.187 287.6)
XYZ	xyz(9.1140, 4.7133, 32.7706)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451F9E #789E1F

analogous

#1F389E #451F9E #851F9E

triadic

#451F9E #9E451F #1F9E45

tetradic

#451F9E #9E1F38 #789E1F #1F9E85

square

#451F9E #9E1F38 #789E1F #1F9E85

split-complementary

#451F9E #9E851F #389E1F

monochromatic

#180B38 #2F156B #451F9E #5B29D1 #8159DE

Accessibility & contrast

On white

10.81

#451F9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#451F9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451F9E

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451F9E	#FFFFFF	#000000	##FFFFFF
##451F9E	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)

#0040A1

Deuteranopia (green-blind)

#003A9C

Tritanopia (blue-blind)

#1D445F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #451f9e;
/* rgb */ color: rgb(69, 31, 158);
/* oklch */ color: oklch(38.3% 0.187 287.6);

Tailwind

colors: {
  custom: {
    50: '#8360bc',
    500: '#451f9e',
    950: '#000000',
  },
}

SCSS

$custom: #451f9e;
$custom-light: #8360bc;
$custom-dark: #000000;

JSON

{
  "hex": "#451f9e",
  "rgb": {
    "r": 69,
    "g": 31,
    "b": 158
  },
  "hsl": {
    "h": 257.953,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38314,
    "c": 0.18657,
    "h": 287.6
  },
  "luminance": 0.04714
}

Semantic roles & 50–950 ramp

primary

#451F9E

secondary

#A2C256

accent

#EA3EB7

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #451F9E

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

Preview Lab → · Contrast checker → · Palette generator →