#451B52#451B52

#451B52 is a dark, moderate purple. Relative luminance 0.027; OKLCH L 31.1% C 0.103 H 317.4°. Best body text is #FFFFFF at 13.71:1 contrast (WCAG AA passes).

Color values

HEX	#451B52
RGB	rgb(69, 27, 82)
HSL	hsl(286, 50%, 21%)
HSV	hsv(286, 67%, 32%)
CMYK	cmyk(15.9%, 67.1%, 0%, 67.8%)
CIE-LAB	lab(18.62, 29.88, -24.99)
CIE-LCH	lch(18.62, 38.95, 320.10°)
OKLab	oklab(31.13% 0.0761 -0.0699)
OKLCH	oklch(31.13% 0.103 317.4)
XYZ	xyz(4.3689, 2.6584, 8.2640)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B52 #28521B

analogous

#2A1B52 #451B52 #521B44

triadic

#451B52 #52451B #1B5245

tetradic

#451B52 #522A1B #28521B #1B4452

square

#451B52 #522A1B #28521B #1B4452

split-complementary

#451B52 #44521B #1B522A

monochromatic

#130817 #1E0C24 #451B52 #6C2A80 #9239AE

Accessibility & contrast

On white

13.71

#451B52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#451B52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B52

13.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B52	#FFFFFF	#000000	##FFFFFF
##451B52	1.00	13.71	1.53	13.71
#FFFFFF	13.71	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B2B54

Deuteranopia (green-blind)

#1D2F51

Tritanopia (blue-blind)

#452433

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #451b52;
/* rgb */ color: rgb(69, 27, 82);
/* oklch */ color: oklch(31.1% 0.103 317.4);

Tailwind

colors: {
  custom: {
    50: '#7b5a83',
    500: '#451b52',
    950: '#000000',
  },
}

SCSS

$custom: #451b52;
$custom-light: #7b5a83;
$custom-dark: #000000;

JSON

{
  "hex": "#451b52",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 82
  },
  "hsl": {
    "h": 285.818,
    "s": 50.459,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31127,
    "c": 0.10329,
    "h": 317.4
  },
  "luminance": 0.02658
}

Semantic roles & 50–950 ramp

primary

#451B52

secondary

#528841

accent

#DA4E6F

background

#F7F5F8

surface

#EEE9EF

border

#C9C5CA

text

#09040A

muted

#7B797C

Preview Lab

Preview with #451B52

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

Preview Lab → · Contrast checker → · Palette generator →