#AA555C
Closest named color: Dark Rose (#B5485D). oklch(55.4% 0.111 16.2), rgb(170, 85, 92).
Aa
White text reads best on this color (5.04:1).
About this color
#AA555C is a medium-dark, moderately saturated red. In OKLCH its lightness is 55%, its chroma 0.111 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.033 away. White text reads best on it, at 5.04:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 4.16:1 |
| White text | 5.04:1 |
Values
| HEX | #AA555C |
| RGB | rgb(170, 85, 92) |
| HSL | hsl(355, 33%, 50%) |
| OKLCH | oklch(55.4% 0.111 16.2) |
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 #AA555C | 5.04:1 | AA | Lc -79.9 | Fine for body text |
| Black text on #AA555C | 4.16:1 | AA large text | Lc 29.6 | Dividers and decoration only |
| #AA555C text on white | 5.04:1 | AA | Lc 74.5 | Content text, not long reading |
| #AA555C text on black | 4.16:1 | AA large text | Lc -27.2 | 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 600.
-
Step 50
50
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F3E6E6
oklch(93.5% 0.014 17.4)
-
Step 200
200
#EBD2D3
oklch(88.5% 0.028 14.9)
-
Step 300
300
#DFB4B5
oklch(80.8% 0.05 16.7)
-
Step 400
400
#CE8C8F
oklch(70.7% 0.081 16.3)
-
Step 500
500
#BF6F74
oklch(63.1% 0.102 16.4)
-
Step 600
600 (this color)
#AA555C
oklch(55.4% 0.111 16.2)
-
Step 700
700
#92454C
oklch(49% 0.104 16.1)
-
Step 800
800
#77393E
oklch(42.7% 0.087 16.4)
-
Step 900
900
#603235
oklch(37.7% 0.066 16.6)
-
Step 950
950
#381D1F
oklch(26.8% 0.042 15.6)
#AA555C 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) | #67645C | 0.120 |
| Deuteranopia (no green cones) | #7C755A | 0.111 |
| Tritanopia (no blue cones) | #B84A58 | 0.031 |
| Achromatopsia (no color) | #6F6F6F | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA555C
#AA555C
oklch(55.4% 0.111 16.2)
- #008485
#008485
oklch(55.6% 0.095 195.7)
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 #AA555C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.033
- Light Maroon #A24857 ΔE 0.035
- Dusty Red #B9484E ΔE 0.036
- Light Burgundy #A8415B ΔE 0.045
- Dull Red #BB3F3F ΔE 0.053
- Dusky Rose #BA6873 ΔE 0.059
- Deep Rose #C74767 ΔE 0.062
- Sienna #A0522D ΔE 0.062
Use #AA555C 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.