#AE140F
Closest named color: Rufous (#AE2012). oklch(47.9% 0.186 28.9), rgb(174, 20, 15).
Aa
White text reads best on this color (7.22:1).
About this color
#AE140F is a medium-dark, vivid red. In OKLCH its lightness is 48%, its chroma 0.186 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Rufous (#AE2012), ΔE 0.011 away. White text reads best on it, at 7.22:1.
| Hue family | Reds |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.186) |
| Temperature | warm |
| Nearest name | Rufous (#AE2012) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #AE140F |
| RGB | rgb(174, 20, 15) |
| HSL | hsl(2, 84%, 37%) |
| OKLCH | oklch(47.9% 0.186 28.9) |
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 #AE140F | 7.22:1 | AAA | Lc -88.0 | Fine for body text |
| Black text on #AE140F | 2.90:1 | Fails | Lc 21.0 | Dividers and decoration only |
| #AE140F text on white | 7.22:1 | AAA | Lc 83.0 | Fine for body text |
| #AE140F text on black | 2.90:1 | Fails | Lc -18.9 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#F9CDC6
oklch(88.4% 0.051 28.7)
-
Step 300
300
#F5AB9F
oklch(80.9% 0.09 29.4)
-
Step 400
400
#ED7A6B
oklch(70.7% 0.145 28.9)
-
Step 500
500
#E35143
oklch(63.1% 0.184 28.8)
-
Step 600
600
#CE2C22
oklch(55.5% 0.199 28.9)
-
Step 700
700 (this color)
#AE140F
oklch(47.9% 0.186 28.9)
-
Step 800
800
#911B14
oklch(42.8% 0.154 28.9)
-
Step 900
900
#741F18
oklch(37.6% 0.12 28.8)
-
Step 950
950
#44140F
oklch(26.9% 0.075 28.9)
#AE140F 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) | #4B420A | 0.203 |
| Deuteranopia (no green cones) | #6F6300 | 0.184 |
| Tritanopia (no blue cones) | #C00016 | 0.037 |
| Achromatopsia (no color) | #575757 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AE140F
#AE140F
oklch(47.9% 0.186 28.9)
- #006A76
#006A76
oklch(48% 0.083 208.4)
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 #AE140F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rufous #AE2012 ΔE 0.011
- Firebrick #B22222 ΔE 0.020
- Rust Red #AA2704 ΔE 0.022
- Brown #A52A2A ΔE 0.028
- Rusty Red #AF2F0D ΔE 0.032
- Burnt Red #9F2305 ΔE 0.032
- Scarlet #BE0119 ΔE 0.033
- Auburn #9B2226 ΔE 0.040
Use #AE140F 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.