#451F8C#451F8C

#451F8C is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.5% C 0.166 H 291.9°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#451F8C
RGB	rgb(69, 31, 140)
HSL	hsl(261, 64%, 34%)
HSV	hsv(261, 78%, 55%)
CMYK	cmyk(50.7%, 77.9%, 0%, 45.1%)
CIE-LAB	lab(24.12, 43.18, -53.62)
CIE-LCH	lch(24.12, 68.84, 308.85°)
OKLab	oklab(36.54% 0.0619 -0.1539)
OKLCH	oklch(36.54% 0.166 291.9)
XYZ	xyz(7.6765, 4.1383, 25.2002)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451F8C #668C1F

analogous

#1F308C #451F8C #7B1F8C

triadic

#451F8C #8C451F #1F8C45

tetradic

#451F8C #8C1F30 #668C1F #1F8C7B

square

#451F8C #8C1F30 #668C1F #1F8C7B

split-complementary

#451F8C #8C7B1F #308C1F

monochromatic

#140928 #2C145A #451F8C #5E2ABE #7E4ED8

Accessibility & contrast

On white

11.49

#451F8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#451F8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451F8C

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451F8C	#FFFFFF	#000000	##FFFFFF
##451F8C	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8F

Deuteranopia (green-blind)

#00378A

Tritanopia (blue-blind)

#2E3D54

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #451f8c;
/* rgb */ color: rgb(69, 31, 140);
/* oklch */ color: oklch(36.5% 0.166 291.9);

Tailwind

colors: {
  custom: {
    50: '#815faf',
    500: '#451f8c',
    950: '#000000',
  },
}

SCSS

$custom: #451f8c;
$custom-light: #815faf;
$custom-dark: #000000;

JSON

{
  "hex": "#451f8c",
  "rgb": {
    "r": 69,
    "g": 31,
    "b": 140
  },
  "hsl": {
    "h": 260.917,
    "s": 63.743,
    "l": 33.529
  },
  "oklch": {
    "l": 0.36536,
    "c": 0.16592,
    "h": 291.9
  },
  "luminance": 0.04139
}

Semantic roles & 50–950 ramp

primary

#451F8C

secondary

#94BB4C

accent

#E741AD

background

#F8F5FA

surface

#EFE9F5

border

#CAC5CF

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #451F8C

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

Preview Lab → · Contrast checker → · Palette generator →