#451B4C#451B4C

#451B4C is a dark, moderate purple. Relative luminance 0.026; OKLCH L 30.7% C 0.097 H 321.7°. Best body text is #FFFFFF at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#451B4C
RGB	rgb(69, 27, 76)
HSL	hsl(291, 48%, 20%)
HSV	hsv(291, 64%, 30%)
CMYK	cmyk(9.2%, 64.5%, 0%, 70.2%)
CIE-LAB	lab(18.24, 28.50, -21.52)
CIE-LCH	lch(18.24, 35.71, 322.94°)
OKLab	oklab(30.72% 0.0758 -0.0598)
OKLCH	oklch(30.72% 0.097 321.7)
XYZ	xyz(4.1505, 2.5711, 7.1137)
Luminance	0.0257 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B4C #224C1B

analogous

#2D1B4C #451B4C #4C1B3A

triadic

#451B4C #4C451B #1B4C45

tetradic

#451B4C #4C2D1B #224C1B #1B3A4C

square

#451B4C #4C2D1B #224C1B #1B3A4C

split-complementary

#451B4C #3A4C1B #1B4C2D

monochromatic

#140817 #1C0B1F #451B4C #6E2B79 #973BA6

Accessibility & contrast

On white

13.87

#451B4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#451B4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B4C

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B4C	#FFFFFF	#000000	##FFFFFF
##451B4C	1.00	13.87	1.51	13.87
#FFFFFF	13.87	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11294E

Deuteranopia (green-blind)

#202E4B

Tritanopia (blue-blind)

#462230

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #451b4c;
/* rgb */ color: rgb(69, 27, 76);
/* oklch */ color: oklch(30.7% 0.097 321.7);

Tailwind

colors: {
  custom: {
    50: '#7a5a7e',
    500: '#451b4c',
    950: '#000000',
  },
}

SCSS

$custom: #451b4c;
$custom-light: #7a5a7e;
$custom-dark: #000000;

JSON

{
  "hex": "#451b4c",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 76
  },
  "hsl": {
    "h": 291.429,
    "s": 47.573,
    "l": 20.196
  },
  "oklch": {
    "l": 0.30724,
    "c": 0.09653,
    "h": 321.7
  },
  "luminance": 0.02571
}

Semantic roles & 50–950 ramp

primary

#451B4C

secondary

#4A8241

accent

#D75164

background

#F7F5F7

surface

#EEE9EE

border

#C9C5C9

text

#09040A

muted

#7B797C

Preview Lab

Preview with #451B4C

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

Preview Lab → · Contrast checker → · Palette generator →