#AA1663

A color in the Purple, Crimson, Magenta family

#aa1663 is a color in the Purple, Crimson, Magenta family: RGB(170, 22, 99), HSL(329°, 77%, 38%), CMYK(0%, 87%, 42%, 33%). Closest named color: mediumvioletred. Contrast is 6.99:1 on white and 3:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#aa1663
RGBrgb(170 22 99)
RGB (legacy)rgb(170, 22, 99)
RGB %rgb(67% 9% 39%)
HSLhsl(329 77% 38%)
HSV / HSBhsv(329, 87%, 67%)
HWBhwb(329 9% 33%)
CMYKcmyk(0%, 87%, 42%, 33%)
CIELAB (D50)lab(38.33 59.91 -3.78)
LCHlch(38.33 60.03 356.39)
OKLaboklab(0.4893 0.1871 -0.0121)
OKLCHoklch(0.4893 0.1875 356.3)
Decimal11146851

Properties

Color TonePurple, Crimson, Magenta
Closest named colormediumvioletred ΔE 7.6
Closest web-safe color#990066
Hue329°
Saturation (HSL / HSV)77% / 87%
Lightness (HSL)38%
Brightness or Value (HSV)67%
Luminance (Rec.601 / Rec.709)29% / 23%
Relative luminance (WCAG)0.1002
Red / Green / Blue170 / 22 / 99

WCAG 2.2 Contrast Ratio

On White (#ffffff)
6.99:1
AA Normal (4.5:1) · PassAA Large (3:1) · PassAAA Normal (7:1) · Fail
On Black (#000000)
3.00:1
AA Normal (4.5:1) · FailAA Large (3:1) · PassAAA Normal (7:1) · Fail
Aa Bb 123

APCA Contrast Lc (reference) — As text on white / black: Lc 82.4 / -19.5 · As background with white / black text: Lc -87.5 / 21.6

Lightness Scale (OKLCH 50–950)

Eleven steps that change only perceived lightness while keeping hue and chroma — ready to use as design-system color tokens.

Tints (mixed with white)

Shades (mixed with black)

Color Harmonies

Color Vision Deficiency Simulation

Estimated appearance of this color for people with color vision deficiencies (Machado 2009).

Similar Named Colors

Use in CSS

:root {
  --color-brand: #aa1663;
  --color-brand-oklch: oklch(48.93% 0.1875 356.3);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(170 22 99 / 50%); }
/* Tailwind CSS */
<div class="bg-[#aa1663] text-[#aa1663] border-[#aa1663]">