#451B50#451B50

#451B50 is a dark, moderate purple. Relative luminance 0.026; OKLCH L 31.0% C 0.101 H 318.8°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#451B50
RGB	rgb(69, 27, 80)
HSL	hsl(288, 50%, 21%)
HSV	hsv(288, 66%, 31%)
CMYK	cmyk(13.8%, 66.3%, 0%, 68.6%)
CIE-LAB	lab(18.49, 29.42, -23.84)
CIE-LCH	lch(18.49, 37.87, 320.97°)
OKLab	oklab(30.99% 0.076 -0.0665)
OKLCH	oklch(30.99% 0.101 318.8)
XYZ	xyz(4.2940, 2.6284, 7.8690)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B50 #26501B

analogous

#2A1B50 #451B50 #501B40

triadic

#451B50 #50451B #1B5045

tetradic

#451B50 #502A1B #26501B #1B4050

square

#451B50 #502A1B #26501B #1B4050

split-complementary

#451B50 #40501B #1B502A

monochromatic

#140817 #1E0C22 #451B50 #6C2A7E #943AAC

Accessibility & contrast

On white

13.77

#451B50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#451B50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B50

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B50	#FFFFFF	#000000	##FFFFFF
##451B50	1.00	13.77	1.53	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D2A52

Deuteranopia (green-blind)

#1E2E4F

Tritanopia (blue-blind)

#452432

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #451b50;
/* rgb */ color: rgb(69, 27, 80);
/* oklch */ color: oklch(31.0% 0.101 318.8);

Tailwind

colors: {
  custom: {
    50: '#7b5a81',
    500: '#451b50',
    950: '#000000',
  },
}

SCSS

$custom: #451b50;
$custom-light: #7b5a81;
$custom-dark: #000000;

JSON

{
  "hex": "#451b50",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 80
  },
  "hsl": {
    "h": 287.547,
    "s": 49.533,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30989,
    "c": 0.10102,
    "h": 318.8
  },
  "luminance": 0.02628
}

Semantic roles & 50–950 ramp

primary

#451B50

secondary

#4F8641

accent

#D94F6B

background

#F7F5F7

surface

#EEE9EE

border

#C9C5C9

text

#09040A

muted

#7B797C

Preview Lab

Preview with #451B50

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

Preview Lab → · Contrast checker → · Palette generator →