#AA3424
Closest named color: Rusty Red (#AF2F0D). oklch(49.9% 0.157 30.9), rgb(170, 52, 36).
Aa
White text reads best on this color (6.50:1).
About this color
#AA3424 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.157 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Red (#AF2F0D), ΔE 0.017 away. White text reads best on it, at 6.50:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Rusty Red (#AF2F0D) |
| Black text | 3.22:1 |
| White text | 6.50:1 |
Values
| HEX | #AA3424 |
| RGB | rgb(170, 52, 36) |
| HSL | hsl(7, 65%, 40%) |
| OKLCH | oklch(49.9% 0.157 30.9) |
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 #AA3424 | 6.50:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #AA3424 | 3.22:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #AA3424 text on white | 6.50:1 | AA | Lc 81.2 | Fine for body text |
| #AA3424 text on black | 3.22:1 | AA large text | Lc -20.7 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F4D0C9
oklch(88.6% 0.042 30.9)
-
Step 300
300
#EEAFA3
oklch(81% 0.076 31)
-
Step 400
400
#E28271
oklch(70.7% 0.122 31)
-
Step 500
500
#D75F4C
oklch(63.2% 0.155 31)
-
Step 600
600
#C2412F
oklch(55.6% 0.168 30.9)
-
Step 700
700 (this color)
#AA3424
oklch(49.9% 0.157 30.9)
-
Step 800
800
#882A1E
oklch(42.7% 0.13 30.4)
-
Step 900
900
#6D281E
oklch(37.6% 0.101 30.6)
-
Step 950
950
#401812
oklch(26.9% 0.064 30.5)
#AA3424 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) | #564D21 | 0.165 |
| Deuteranopia (no green cones) | #74671F | 0.149 |
| Tritanopia (no blue cones) | #BB0A31 | 0.054 |
| Achromatopsia (no color) | #5E5E5E | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA3424
#AA3424
oklch(49.9% 0.157 30.9)
- #00707F
#00707F
oklch(50% 0.087 210.8)
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 #AA3424, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Red #AF2F0D ΔE 0.017
- Brick #A03623 ΔE 0.020
- Rust Red #AA2704 ΔE 0.023
- Brown #A52A2A ΔE 0.024
- Rufous #AE2012 ΔE 0.026
- Firebrick #B22222 ΔE 0.026
- Russet #A13905 ΔE 0.030
- Burnt Red #9F2305 ΔE 0.040
Use #AA3424 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.