#AA1664
Closest named color: Violet Red (#A50055). oklch(49% 0.188 355.8), rgb(170, 22, 100).
Aa
White text reads best on this color (6.98:1).
About this color
#AA1664 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.188 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Violet Red (#A50055), ΔE 0.027 away. White text reads best on it, at 6.98:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.188) |
| Temperature | warm |
| Nearest name | Violet Red (#A50055) |
| Black text | 3.00:1 |
| White text | 6.98:1 |
Values
| HEX | #AA1664 |
| RGB | rgb(170, 22, 100) |
| HSL | hsl(328, 77%, 38%) |
| OKLCH | oklch(49% 0.188 355.8) |
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 #AA1664 | 6.98:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #AA1664 | 3.00:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #AA1664 text on white | 6.98:1 | AA | Lc 82.4 | Fine for body text |
| #AA1664 text on black | 3.00:1 | AA large text | Lc -19.5 | Dividers and decoration only |
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 700.
-
Step 50
50
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EA
oklch(93.6% 0.026 356.3)
-
Step 200
200
#F6CCDA
oklch(88.5% 0.051 356.2)
-
Step 300
300
#F1A8C3
oklch(80.9% 0.092 355.5)
-
Step 400
400
#E677A4
oklch(70.8% 0.145 355.8)
-
Step 500
500
#DB4D8D
oklch(63.1% 0.186 356)
-
Step 600
600
#C62877
oklch(55.6% 0.202 356.1)
-
Step 700
700 (this color)
#AA1664
oklch(49% 0.188 355.8)
-
Step 800
800
#8A1852
oklch(42.6% 0.155 355.6)
-
Step 900
900
#6F1D44
oklch(37.6% 0.121 355.5)
-
Step 950
950
#421328
oklch(27.1% 0.077 355.8)
#AA1664 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) | #3B4866 | 0.213 |
| Deuteranopia (no green cones) | #636361 | 0.189 |
| Tritanopia (no blue cones) | #B8003D | 0.065 |
| Achromatopsia (no color) | #595959 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA1664
#AA1664
oklch(49% 0.188 355.8)
- #00715E
#00715E
oklch(49% 0.092 175.6)
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 #AA1664, closest first.
No curated palette has a color within ΔE 0.04 of #AA1664.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Violet Red #A50055 ΔE 0.027
- Deep Magenta #A0025C ΔE 0.029
- Dark Fuchsia #9D0759 ΔE 0.034
- Red Violet #9E0168 ΔE 0.035
- Raspberry #B00149 ΔE 0.042
- Berry #990F4B ΔE 0.052
- Purple Red #990147 ΔE 0.057
- Mulberry #920A4E ΔE 0.061
Use #AA1664 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.