#AC555D
Closest named color: Dark Rose (#B5485D). oklch(55.8% 0.114 15.7), rgb(172, 85, 93).
Aa
White text reads best on this color (4.98:1).
About this color
#AC555D is a medium-dark, moderately saturated red. In OKLCH its lightness is 56%, its chroma 0.114 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Rose (#B5485D), ΔE 0.030 away. White text reads best on it, at 4.98:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.114) |
| Temperature | warm |
| Nearest name | Dark Rose (#B5485D) |
| Black text | 4.21:1 |
| White text | 4.98:1 |
Values
| HEX | #AC555D |
| RGB | rgb(172, 85, 93) |
| HSL | hsl(354, 34%, 50%) |
| OKLCH | oklch(55.8% 0.114 15.7) |
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 #AC555D | 4.98:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #AC555D | 4.21:1 | AA large text | Lc 30.0 | Dividers and decoration only |
| #AC555D text on white | 4.98:1 | AA | Lc 74.1 | Content text, not long reading |
| #AC555D text on black | 4.21:1 | AA large text | Lc -27.6 | 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
#F4E6E6
oklch(93.6% 0.015 17.4)
-
Step 200
200
#EBD2D3
oklch(88.5% 0.028 14.9)
-
Step 300
300
#E0B4B5
oklch(80.9% 0.051 16.7)
-
Step 400
400
#CF8C8F
oklch(70.8% 0.082 16.4)
-
Step 500
500
#C06E74
oklch(63.1% 0.104 15.8)
-
Step 600
600 (this color)
#AC555D
oklch(55.8% 0.114 15.7)
-
Step 700
700
#93444C
oklch(49% 0.107 15.6)
-
Step 800
800
#77393F
oklch(42.7% 0.087 15.4)
-
Step 900
900
#613135
oklch(37.7% 0.069 15.7)
-
Step 950
950
#391D1F
oklch(27% 0.044 15.9)
#AC555D 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) | #67655D | 0.124 |
| Deuteranopia (no green cones) | #7D765B | 0.114 |
| Tritanopia (no blue cones) | #BA4A58 | 0.031 |
| Achromatopsia (no color) | #707070 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC555D
#AC555D
oklch(55.8% 0.114 15.7)
- #008586
#008586
oklch(55.9% 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 #AC555D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Rose #B5485D ΔE 0.030
- Dusty Red #B9484E ΔE 0.034
- Light Maroon #A24857 ΔE 0.037
- Light Burgundy #A8415B ΔE 0.046
- Dull Red #BB3F3F ΔE 0.052
- Dusky Rose #BA6873 ΔE 0.056
- Deep Rose #C74767 ΔE 0.058
- Light Plum #9D5783 ΔE 0.063
Use #AC555D 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.