#AA4135
Closest named color: Brick (#A03623). oklch(51.7% 0.141 29.3), rgb(170, 65, 53).
Aa
White text reads best on this color (5.97:1).
About this color
#AA4135 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.141 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Brick (#A03623), ΔE 0.034 away. White text reads best on it, at 5.97:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.141) |
| Temperature | warm |
| Nearest name | Brick (#A03623) |
| Black text | 3.51:1 |
| White text | 5.97:1 |
Values
| HEX | #AA4135 |
| RGB | rgb(170, 65, 53) |
| HSL | hsl(6, 52%, 44%) |
| OKLCH | oklch(51.7% 0.141 29.3) |
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 #AA4135 | 5.97:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #AA4135 | 3.51:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #AA4135 text on white | 5.97:1 | AA | Lc 79.1 | Fine for body text |
| #AA4135 text on black | 3.51:1 | AA large text | Lc -22.7 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F7E5E2
oklch(93.5% 0.02 28.9)
-
Step 200
200
#F1D0CB
oklch(88.4% 0.038 28.1)
-
Step 300
300
#E9B1A7
oklch(80.9% 0.067 30.1)
-
Step 400
400
#DC8679
oklch(70.8% 0.108 29.3)
-
Step 500
500
#D06456
oklch(63% 0.14 29.1)
-
Step 600
600
#BB483B
oklch(55.5% 0.151 29.2)
-
Step 700
700 (this color)
#AA4135
oklch(51.7% 0.141 29.3)
-
Step 800
800
#833027
oklch(42.7% 0.116 29)
-
Step 900
900
#6A2C24
oklch(37.9% 0.091 29.4)
-
Step 950
950
#3E1A15
oklch(26.9% 0.058 29.5)
#AA4135 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) | #5D5533 | 0.147 |
| Deuteranopia (no green cones) | #776C32 | 0.136 |
| Tritanopia (no blue cones) | #BB2A3F | 0.049 |
| Achromatopsia (no color) | #636363 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA4135
#AA4135
oklch(51.7% 0.141 29.3)
- #007684
#007684
oklch(51.8% 0.089 209.2)
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 #AA4135, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick #A03623 ΔE 0.034
- Dull Red #BB3F3F ΔE 0.036
- Rusty Red #AF2F0D ΔE 0.036
- Burnt Umber #A0450E ΔE 0.042
- Russet #A13905 ΔE 0.042
- Brown #A52A2A ΔE 0.042
- Sienna #A0522D ΔE 0.043
- Dusty Red #B9484E ΔE 0.044
Use #AA4135 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.