#AE1025
Closest named color: Firebrick (#B22222). oklch(47.9% 0.186 23.2), rgb(174, 16, 37).
Aa
White text reads best on this color (7.23:1).
About this color
#AE1025 is a medium-dark, vivid red. In OKLCH its lightness is 48%, its chroma 0.186 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Firebrick (#B22222), ΔE 0.022 away. White text reads best on it, at 7.23:1.
| Hue family | Reds |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.186) |
| Temperature | warm |
| Nearest name | Firebrick (#B22222) |
| Black text | 2.90:1 |
| White text | 7.23:1 |
Values
| HEX | #AE1025 |
| RGB | rgb(174, 16, 37) |
| HSL | hsl(352, 83%, 37%) |
| OKLCH | oklch(47.9% 0.186 23.2) |
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 #AE1025 | 7.23:1 | AAA | Lc -88.1 | Fine for body text |
| Black text on #AE1025 | 2.90:1 | Fails | Lc 21.0 | Dividers and decoration only |
| #AE1025 text on white | 7.23:1 | AAA | Lc 83.0 | Fine for body text |
| #AE1025 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FBE4E2
oklch(93.7% 0.025 23.6)
-
Step 200
200
#F9CDCA
oklch(88.5% 0.05 22.7)
-
Step 300
300
#F5AAA5
oklch(80.9% 0.089 23.5)
-
Step 400
400
#ED7975
oklch(70.8% 0.144 23.4)
-
Step 500
500
#E34F52
oklch(63.1% 0.184 23)
-
Step 600
600
#CE2936
oklch(55.5% 0.199 23.2)
-
Step 700
700 (this color)
#AE1025
oklch(47.9% 0.186 23.2)
-
Step 800
800
#911923
oklch(42.8% 0.154 23.1)
-
Step 900
900
#741E21
oklch(37.7% 0.12 23.2)
-
Step 950
950
#441314
oklch(26.9% 0.076 22.6)
#AE1025 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) | #494224 | 0.205 |
| Deuteranopia (no green cones) | #6E621E | 0.186 |
| Tritanopia (no blue cones) | #C0001B | 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°).
- #AE1025
#AE1025
oklch(47.9% 0.186 23.2)
- #006B72
#006B72
oklch(48.1% 0.082 202.7)
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 #AE1025, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Firebrick #B22222 ΔE 0.022
- Rufous #AE2012 ΔE 0.024
- Rouge #AB1239 ΔE 0.025
- Brown #A52A2A ΔE 0.027
- Scarlet #BE0119 ΔE 0.033
- Rust Red #AA2704 ΔE 0.036
- Lipstick Red #C0022F ΔE 0.038
- Auburn #9B2226 ΔE 0.038
Use #AE1025 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.