#AA666C
Closest named color: Dusky Rose (#BA6873). oklch(58.7% 0.088 14.4), rgb(170, 102, 108).
Aa
Black text reads best on this color (4.82:1).
About this color
#AA666C is a medium-dark, moderately saturated red. In OKLCH its lightness is 59%, its chroma 0.088 and its hue 14°. Its hue sits on the warm side of the wheel. The nearest named color is Dusky Rose (#BA6873), ΔE 0.031 away. Black text reads best on it, at 4.82:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.088) |
| Temperature | warm |
| Nearest name | Dusky Rose (#BA6873) |
| Black text | 4.82:1 |
| White text | 4.35:1 |
Values
| HEX | #AA666C |
| RGB | rgb(170, 102, 108) |
| HSL | hsl(355, 29%, 53%) |
| OKLCH | oklch(58.7% 0.088 14.4) |
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 #AA666C | 4.35:1 | AA large text | Lc -75.4 | Fine for body text |
| Black text on #AA666C | 4.82:1 | AA | Lc 34.1 | Non-text elements, placeholder text |
| #AA666C text on white | 4.35:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #AA666C text on black | 4.82:1 | AA | Lc -31.7 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F1E7E7
oklch(93.6% 0.011 17.4)
-
Step 200
200
#E7D4D4
oklch(88.5% 0.021 17.6)
-
Step 300
300
#D9B7B9
oklch(81% 0.039 14)
-
Step 400
400
#C59194
oklch(70.7% 0.063 15)
-
Step 500
500
#B5757A
oklch(63.1% 0.081 14.5)
-
Step 600
600 (this color)
#AA666C
oklch(58.7% 0.088 14.4)
-
Step 700
700
#894C52
oklch(49.1% 0.083 14.3)
-
Step 800
800
#6F3F43
oklch(42.7% 0.067 14.9)
-
Step 900
900
#5A3639
oklch(37.7% 0.052 14.4)
-
Step 950
950
#352021
oklch(27.1% 0.033 16.3)
#AA666C 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) | #73716C | 0.094 |
| Deuteranopia (no green cones) | #837E6B | 0.088 |
| Tritanopia (no blue cones) | #B65F68 | 0.025 |
| Achromatopsia (no color) | #797979 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA666C
#AA666C
oklch(58.7% 0.088 14.4)
- #2A8D8C
#2A8D8C
oklch(58.8% 0.088 194)
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 #AA666C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Rose #BA6873 ΔE 0.031
- Mauve #AE7181 ΔE 0.036
- Pinkish Brown #B17261 ΔE 0.042
- Reddish Grey #997570 ΔE 0.045
- Clay #B66A50 ΔE 0.048
- Dusty Rose #C0737A ΔE 0.055
- Earth #A2653E ΔE 0.064
- Adobe #BD6C48 ΔE 0.064
Use #AA666C 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.