#AE3E0C
Closest named color: Rusty Red (#AF2F0D). oklch(51.6% 0.156 39.9), rgb(174, 62, 12).
Aa
White text reads best on this color (6.01:1).
About this color
#AE3E0C is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.156 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Rusty Red (#AF2F0D), ΔE 0.025 away. White text reads best on it, at 6.01:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.156) |
| Temperature | warm |
| Nearest name | Rusty Red (#AF2F0D) |
| Black text | 3.49:1 |
| White text | 6.01:1 |
Values
| HEX | #AE3E0C |
| RGB | rgb(174, 62, 12) |
| HSL | hsl(19, 87%, 36%) |
| OKLCH | oklch(51.6% 0.156 39.9) |
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 #AE3E0C | 6.01:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #AE3E0C | 3.49:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #AE3E0C text on white | 6.01:1 | AA | Lc 79.1 | Fine for body text |
| #AE3E0C text on black | 3.49:1 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E5DF
oklch(93.5% 0.022 38.3)
-
Step 200
200
#F3D1C5
oklch(88.6% 0.042 40.4)
-
Step 300
300
#ECB19C
oklch(81% 0.075 40.5)
-
Step 400
400
#E08565
oklch(70.7% 0.121 40)
-
Step 500
500
#D56339
oklch(63.2% 0.155 40)
-
Step 600
600
#C0460F
oklch(55.6% 0.167 40.1)
-
Step 700
700 (this color)
#AE3E0C
oklch(51.6% 0.156 39.9)
-
Step 800
800
#862E07
oklch(42.7% 0.129 39.9)
-
Step 900
900
#6C2A11
oklch(37.6% 0.101 39.8)
-
Step 950
950
#401A0C
oklch(27.1% 0.064 40.2)
#AE3E0C 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) | #5F5300 | 0.155 |
| Deuteranopia (no green cones) | #7A6C02 | 0.140 |
| Tritanopia (no blue cones) | #C01D36 | 0.070 |
| Achromatopsia (no color) | #636363 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AE3E0C
#AE3E0C
oklch(51.6% 0.156 39.9)
- #00748D
#00748D
oklch(51.7% 0.094 219.7)
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 #AE3E0C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rusty Red #AF2F0D ΔE 0.025
- Sinopia #BB3E03 ΔE 0.026
- Burnt Umber #A0450E ΔE 0.029
- Russet #A13905 ΔE 0.030
- Cinnamon #AC4F06 ΔE 0.035
- Brick #A03623 ΔE 0.039
- Rust Red #AA2704 ΔE 0.040
- Sienna #A0522D ΔE 0.044
Use #AE3E0C 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.