#AC1553
Closest named color: Raspberry (#B00149). oklch(48.7% 0.184 4.3), rgb(172, 21, 83).
Aa
White text reads best on this color (7.03:1).
About this color
#AC1553 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.184 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.017 away. White text reads best on it, at 7.03:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.184) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 2.98:1 |
| White text | 7.03:1 |
Values
| HEX | #AC1553 |
| RGB | rgb(172, 21, 83) |
| HSL | hsl(335, 78%, 38%) |
| OKLCH | oklch(48.7% 0.184 4.3) |
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 #AC1553 | 7.03:1 | AAA | Lc -87.6 | Fine for body text |
| Black text on #AC1553 | 2.98:1 | Fails | Lc 21.5 | Dividers and decoration only |
| #AC1553 text on white | 7.03:1 | AAA | Lc 82.5 | Fine for body text |
| #AC1553 text on black | 2.98:1 | Fails | Lc -19.4 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E8
oklch(93.6% 0.026 2.8)
-
Step 200
200
#F7CCD5
oklch(88.5% 0.05 4.1)
-
Step 300
300
#F3A9BA
oklch(81% 0.089 4.2)
-
Step 400
400
#E87796
oklch(70.6% 0.143 4)
-
Step 500
500
#DE4E7C
oklch(63.1% 0.182 4.3)
-
Step 600
600
#C92865
oklch(55.6% 0.198 4.3)
-
Step 700
700 (this color)
#AC1553
oklch(48.7% 0.184 4.3)
-
Step 800
800
#8D1945
oklch(42.8% 0.153 4.3)
-
Step 900
900
#711D3A
oklch(37.6% 0.119 4)
-
Step 950
950
#431322
oklch(27.1% 0.075 4.4)
#AC1553 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) | #414654 | 0.209 |
| Deuteranopia (no green cones) | #686350 | 0.188 |
| Tritanopia (no blue cones) | #BC0033 | 0.054 |
| Achromatopsia (no color) | #595959 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC1553
#AC1553
oklch(48.7% 0.184 4.3)
- #006F65
#006F65
oklch(48.7% 0.086 184.1)
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 #AC1553, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.017
- Violet Red #A50055 ΔE 0.024
- Rouge #AB1239 ΔE 0.038
- Deep Magenta #A0025C ΔE 0.038
- Dark Fuchsia #9D0759 ΔE 0.040
- Berry #990F4B ΔE 0.043
- Cranberry #9E003A ΔE 0.047
- Purple Red #990147 ΔE 0.048
Use #AC1553 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.