#AE2827
Closest named color: Firebrick (#B22222). oklch(49.5% 0.171 26.4), rgb(174, 40, 39).
Aa
White text reads best on this color (6.70:1).
About this color
#AE2827 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.171 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Firebrick (#B22222), ΔE 0.009 away. White text reads best on it, at 6.70:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Firebrick (#B22222) |
| Black text | 3.13:1 |
| White text | 6.70:1 |
Values
| HEX | #AE2827 |
| RGB | rgb(174, 40, 39) |
| HSL | hsl(0, 63%, 42%) |
| OKLCH | oklch(49.5% 0.171 26.4) |
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 #AE2827 | 6.70:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #AE2827 | 3.13:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #AE2827 text on white | 6.70:1 | AA | Lc 81.6 | Fine for body text |
| #AE2827 text on black | 3.13:1 | AA large text | Lc -20.2 | 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
#FAE4E1
oklch(93.6% 0.025 26.9)
-
Step 200
200
#F6CEC9
oklch(88.4% 0.046 26.4)
-
Step 300
300
#F2ACA4
oklch(80.9% 0.084 26.4)
-
Step 400
400
#E77E74
oklch(70.7% 0.131 26.6)
-
Step 500
500
#DD5750
oklch(63.1% 0.169 26.1)
-
Step 600
600
#C83633
oklch(55.5% 0.184 26.4)
-
Step 700
700 (this color)
#AE2827
oklch(49.5% 0.171 26.4)
-
Step 800
800
#8C2321
oklch(42.7% 0.141 26.4)
-
Step 900
900
#712320
oklch(37.7% 0.111 26.1)
-
Step 950
950
#421613
oklch(26.9% 0.069 26.6)
#AE2827 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) | #514925 | 0.185 |
| Deuteranopia (no green cones) | #726621 | 0.168 |
| Tritanopia (no blue cones) | #C0002A | 0.041 |
| Achromatopsia (no color) | #5C5C5C | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AE2827
#AE2827
oklch(49.5% 0.171 26.4)
- #006F7A
#006F7A
oklch(49.5% 0.085 206.8)
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 #AE2827, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Firebrick #B22222 ΔE 0.009
- Rufous #AE2012 ΔE 0.016
- Brown #A52A2A ΔE 0.018
- Rusty Red #AF2F0D ΔE 0.025
- Rust Red #AA2704 ΔE 0.025
- Brick #A03623 ΔE 0.033
- Scarlet #BE0119 ΔE 0.035
- Rouge #AB1239 ΔE 0.039
Use #AE2827 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.