#AA3D51
Closest named color: Light Burgundy (#A8415B). oklch(51.8% 0.143 12.6), rgb(170, 61, 81).
Aa
White text reads best on this color (6.00:1).
About this color
#AA3D51 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.143 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.014 away. White text reads best on it, at 6.00:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.49:1 |
| White text | 6.00:1 |
Values
| HEX | #AA3D51 |
| RGB | rgb(170, 61, 81) |
| HSL | hsl(349, 47%, 45%) |
| OKLCH | oklch(51.8% 0.143 12.6) |
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 #AA3D51 | 6.00:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #AA3D51 | 3.49:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #AA3D51 text on white | 6.00:1 | AA | Lc 79.2 | Fine for body text |
| #AA3D51 text on black | 3.49:1 | AA large text | Lc -22.6 | 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 700.
-
Step 50
50
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F7E5E6
oklch(93.7% 0.02 13.6)
-
Step 200
200
#F1CFD2
oklch(88.4% 0.038 11.9)
-
Step 300
300
#EAAFB4
oklch(81% 0.069 13.1)
-
Step 400
400
#DC838D
oklch(70.7% 0.11 13)
-
Step 500
500
#D06071
oklch(63% 0.142 12.7)
-
Step 600
600
#BB445A
oklch(55.6% 0.153 12.5)
-
Step 700
700 (this color)
#AA3D51
oklch(51.8% 0.143 12.6)
-
Step 800
800
#832D3D
oklch(42.8% 0.118 12.5)
-
Step 900
900
#692934
oklch(37.6% 0.092 12.1)
-
Step 950
950
#3E191E
oklch(27% 0.058 13.4)
#AA3D51 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) | #565551 | 0.158 |
| Deuteranopia (no green cones) | #726B4E | 0.145 |
| Tritanopia (no blue cones) | #B92B45 | 0.036 |
| Achromatopsia (no color) | #636363 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA3D51
#AA3D51
oklch(51.8% 0.143 12.6)
- #007876
#007876
oklch(51.8% 0.089 192.7)
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 #AA3D51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.014
- Light Maroon #A24857 ΔE 0.024
- Dark Rose #B5485D ΔE 0.035
- Dusty Red #B9484E ΔE 0.042
- Dull Red #BB3F3F ΔE 0.044
- Brown #A52A2A ΔE 0.053
- Rouge #AB1239 ΔE 0.056
- Firebrick #B22222 ΔE 0.058
Use #AA3D51 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.