#451C71#451C71

#451C71 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.138 H 301.2°. Best body text is #FFFFFF at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#451C71
RGB	rgb(69, 28, 113)
HSL	hsl(269, 60%, 28%)
HSV	hsv(269, 75%, 44%)
CMYK	cmyk(38.9%, 75.2%, 0%, 55.7%)
CIE-LAB	lab(21.16, 37.23, -41.35)
CIE-LCH	lch(21.16, 55.64, 312.00°)
OKLab	oklab(33.7% 0.0715 -0.1179)
OKLCH	oklch(33.7% 0.138 301.2)
XYZ	xyz(5.8494, 3.2879, 15.9460)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451C71 #48711C

analogous

#1C1D71 #451C71 #6F1C71

triadic

#451C71 #71451C #1C7145

tetradic

#451C71 #711C1D #48711C #1C716F

square

#451C71 #711C1D #48711C #1C716F

split-complementary

#451C71 #716F1C #1D711C

monochromatic

#0F0619 #271040 #451C71 #6328A2 #8139CE

Accessibility & contrast

On white

12.67

#451C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#451C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451C71

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451C71	#FFFFFF	#000000	##FFFFFF
##451C71	1.00	12.67	1.66	12.67
#FFFFFF	12.67	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003273

Deuteranopia (green-blind)

#00326F

Tritanopia (blue-blind)

#3B3144

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #451c71;
/* rgb */ color: rgb(69, 28, 113);
/* oklch */ color: oklch(33.7% 0.138 301.2);

Tailwind

colors: {
  custom: {
    50: '#7d5c9a',
    500: '#451c71',
    950: '#000000',
  },
}

SCSS

$custom: #451c71;
$custom-light: #7d5c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#451c71",
  "rgb": {
    "r": 69,
    "g": 28,
    "b": 113
  },
  "hsl": {
    "h": 268.941,
    "s": 60.284,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33695,
    "c": 0.1379,
    "h": 301.2
  },
  "luminance": 0.03288
}

Semantic roles & 50–950 ramp

primary

#451C71

secondary

#76A643

accent

#E34497

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #451C71

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

Preview Lab → · Contrast checker → · Palette generator →