#AA374D
Closest named color: Light Burgundy (#A8415B). oklch(51% 0.15 13), rgb(170, 55, 77).
Aa
White text reads best on this color (6.24:1).
About this color
#AA374D is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.150 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.023 away. White text reads best on it, at 6.24:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.150) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.36:1 |
| White text | 6.24:1 |
Values
| HEX | #AA374D |
| RGB | rgb(170, 55, 77) |
| HSL | hsl(349, 51%, 44%) |
| OKLCH | oklch(51% 0.15 13) |
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 #AA374D | 6.24:1 | AA | Lc -85.4 | Fine for body text |
| Black text on #AA374D | 3.36:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #AA374D text on white | 6.24:1 | AA | Lc 80.2 | Fine for body text |
| #AA374D text on black | 3.36:1 | AA large text | Lc -21.6 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E4E6
oklch(93.5% 0.022 10.6)
-
Step 200
200
#F3CFD1
oklch(88.6% 0.041 14.2)
-
Step 300
300
#ECAEB3
oklch(81% 0.073 13.4)
-
Step 400
400
#DF818C
oklch(70.7% 0.116 13)
-
Step 500
500
#D35E70
oklch(63.1% 0.148 12.8)
-
Step 600
600
#BE4058
oklch(55.5% 0.161 12.8)
-
Step 700
700 (this color)
#AA374D
oklch(51% 0.15 13)
-
Step 800
800
#852A3B
oklch(42.7% 0.124 13.1)
-
Step 900
900
#6B2833
oklch(37.8% 0.096 12.9)
-
Step 950
950
#3F181E
oklch(27% 0.061 12.6)
#AA374D 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) | #53524D | 0.166 |
| Deuteranopia (no green cones) | #71694A | 0.152 |
| Tritanopia (no blue cones) | #BA2140 | 0.038 |
| Achromatopsia (no color) | #606060 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA374D
#AA374D
oklch(51% 0.15 13)
- #007574
#007574
oklch(50.9% 0.087 193.7)
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 #AA374D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.023
- Light Maroon #A24857 ΔE 0.033
- Dark Rose #B5485D ΔE 0.044
- Rouge #AB1239 ΔE 0.046
- Brown #A52A2A ΔE 0.046
- Dull Red #BB3F3F ΔE 0.047
- Dusty Red #B9484E ΔE 0.049
- Firebrick #B22222 ΔE 0.051
Use #AA374D 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.