#AC2553
Closest named color: Raspberry (#B00149). oklch(49.7% 0.172 6.2), rgb(172, 37, 83).
Aa
White text reads best on this color (6.68:1).
About this color
#AC2553 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.172 and its hue 6°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.026 away. White text reads best on it, at 6.68:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.172) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.14:1 |
| White text | 6.68:1 |
Values
| HEX | #AC2553 |
| RGB | rgb(172, 37, 83) |
| HSL | hsl(340, 65%, 41%) |
| OKLCH | oklch(49.7% 0.172 6.2) |
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 #AC2553 | 6.68:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #AC2553 | 3.14:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #AC2553 text on white | 6.68:1 | AA | Lc 81.6 | Fine for body text |
| #AC2553 text on black | 3.14:1 | AA large text | Lc -20.3 | 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
#F9E4E7
oklch(93.7% 0.023 7.7)
-
Step 200
200
#F5CDD4
oklch(88.4% 0.046 6.2)
-
Step 300
300
#F0AAB8
oklch(80.8% 0.084 5.9)
-
Step 400
400
#E57B93
oklch(70.7% 0.133 6.6)
-
Step 500
500
#DA5479
oklch(63.1% 0.17 6.3)
-
Step 600
600
#C53262
oklch(55.6% 0.185 6.2)
-
Step 700
700 (this color)
#AC2553
oklch(49.7% 0.172 6.2)
-
Step 800
800
#8A2043
oklch(42.7% 0.142 6)
-
Step 900
900
#6F2138
oklch(37.7% 0.111 6.3)
-
Step 950
950
#411521
oklch(27% 0.069 6.1)
#AC2553 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) | #484B54 | 0.193 |
| Deuteranopia (no green cones) | #6B6650 | 0.176 |
| Tritanopia (no blue cones) | #BC0039 | 0.046 |
| Achromatopsia (no color) | #5C5C5C | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC2553
#AC2553
oklch(49.7% 0.172 6.2)
- #00726A
#00726A
oklch(49.7% 0.087 186.3)
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 #AC2553, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.026
- Rouge #AB1239 ΔE 0.036
- Violet Red #A50055 ΔE 0.039
- Light Burgundy #A8415B ΔE 0.043
- Rose Red #BE013C ΔE 0.046
- Deep Magenta #A0025C ΔE 0.051
- Berry #990F4B ΔE 0.052
- Dark Fuchsia #9D0759 ΔE 0.052
Use #AC2553 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.