#AA2451
Closest named color: Raspberry (#B00149). oklch(49.2% 0.171 6.6), rgb(170, 36, 81).
Aa
White text reads best on this color (6.81:1).
About this color
#AA2451 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.171 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.025 away. White text reads best on it, at 6.81:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.08:1 |
| White text | 6.81:1 |
Values
| HEX | #AA2451 |
| RGB | rgb(170, 36, 81) |
| HSL | hsl(340, 65%, 40%) |
| OKLCH | oklch(49.2% 0.171 6.6) |
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 #AA2451 | 6.81:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #AA2451 | 3.08:1 | AA large text | Lc 21.9 | Dividers and decoration only |
| #AA2451 text on white | 6.81:1 | AA | Lc 82.1 | Fine for body text |
| #AA2451 text on black | 3.08:1 | AA large text | Lc -19.8 | 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
#FDF3F4
oklch(97.2% 0.011 10.3)
-
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
#F0ABB8
oklch(81% 0.083 6.6)
-
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
#C53361
oklch(55.6% 0.184 6.9)
-
Step 700
700 (this color)
#AA2451
oklch(49.2% 0.171 6.6)
-
Step 800
800
#8A2042
oklch(42.7% 0.142 6.6)
-
Step 900
900
#6F2238
oklch(37.8% 0.11 6.7)
-
Step 950
950
#411521
oklch(27% 0.069 6.1)
#AA2451 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) | #474A52 | 0.192 |
| Deuteranopia (no green cones) | #6A644E | 0.173 |
| Tritanopia (no blue cones) | #BA0038 | 0.045 |
| Achromatopsia (no color) | #5B5B5B | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA2451
#AA2451
oklch(49.2% 0.171 6.6)
- #007169
#007169
oklch(49.4% 0.086 186.3)
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 #AA2451, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.025
- Rouge #AB1239 ΔE 0.033
- Violet Red #A50055 ΔE 0.037
- Light Burgundy #A8415B ΔE 0.045
- Berry #990F4B ΔE 0.047
- Rose Red #BE013C ΔE 0.047
- Deep Magenta #A0025C ΔE 0.049
- Cranberry #9E003A ΔE 0.049
Use #AA2451 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.