#66164D
Closest named color: Grape Purple (#5D1451). oklch(35.7% 0.128 343.4), rgb(102, 22, 77).
Aa
White text reads best on this color (11.75:1).
About this color
#66164D is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.128 and its hue 343°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.023 away. White text reads best on it, at 11.75:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.78:1 |
| White text | 11.75:1 |
Values
| HEX | #66164D |
| RGB | rgb(102, 22, 77) |
| HSL | hsl(319, 65%, 24%) |
| OKLCH | oklch(35.7% 0.128 343.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #66164D | 11.75:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #66164D | 1.78:1 | Fails | Lc 7.9 | Not readable |
| #66164D text on white | 11.75:1 | AAA | Lc 96.0 | Preferred for body text |
| #66164D text on black | 1.78:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#FCF2F8
oklch(97.1% 0.013 340.5)
-
Step 100
100
#F8E3EF
oklch(93.6% 0.028 342.3)
-
Step 200
200
#F4CCE2
oklch(88.6% 0.053 344)
-
Step 300
300
#EDA8D0
oklch(80.9% 0.095 343.8)
-
Step 400
400
#E176B9
oklch(70.7% 0.154 343.4)
-
Step 500
500
#D54DA7
oklch(63.2% 0.195 343.5)
-
Step 600
600
#C02692
oklch(55.6% 0.213 343.5)
-
Step 700
700
#A5157D
oklch(49.1% 0.198 343.2)
-
Step 800
800
#861765
oklch(42.6% 0.164 343.5)
-
Step 900
900 (this color)
#66164D
oklch(35.7% 0.128 343.4)
-
Step 950
950
#401230
oklch(27% 0.082 343.9)
#66164D with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #1F2F4E | 0.141 |
| Deuteranopia (no green cones) | #373D4B | 0.124 |
| Tritanopia (no blue cones) | #6D162F | 0.056 |
| Achromatopsia (no color) | #383838 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66164D
#66164D
oklch(35.7% 0.128 343.4)
- #004831
#004831
oklch(35.6% 0.076 164)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #66164D, closest first.
No curated palette has a color within ΔE 0.04 of #66164D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.023
- Velvet #750851 ΔE 0.033
- Rich Purple #720058 ΔE 0.036
- Merlot #730039 ΔE 0.044
- Wine #80013F ΔE 0.061
- Red Purple #820747 ΔE 0.061
- Plum Purple #4E0550 ΔE 0.066
- Bordeaux #7B002C ΔE 0.071
Use #66164D in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.