#AE573B
Closest named color: Sienna (#A0522D). oklch(55.7% 0.121 38.4), rgb(174, 87, 59).
Aa
White text reads best on this color (4.96:1).
About this color
#AE573B is a medium-dark, moderately saturated red. In OKLCH its lightness is 56%, its chroma 0.121 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.034 away. White text reads best on it, at 4.96:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.121) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.22:1 |
| White text | 4.96:1 |
Values
| HEX | #AE573B |
| RGB | rgb(174, 87, 59) |
| HSL | hsl(15, 49%, 46%) |
| OKLCH | oklch(55.7% 0.121 38.4) |
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 #AE573B | 4.96:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #AE573B | 4.22:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #AE573B text on white | 4.96:1 | AA | Lc 73.9 | Content text, not long reading |
| #AE573B text on black | 4.22:1 | AA large text | Lc -27.8 | 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 600.
-
Step 50
50
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E7E2
oklch(93.7% 0.016 42.4)
-
Step 200
200
#ECD3CB
oklch(88.5% 0.03 38.6)
-
Step 300
300
#E1B5A7
oklch(80.9% 0.055 38.4)
-
Step 400
400
#D08E78
oklch(70.7% 0.087 39.2)
-
Step 500
500
#C27056
oklch(63% 0.111 38.3)
-
Step 600
600 (this color)
#AE573B
oklch(55.7% 0.121 38.4)
-
Step 700
700
#95462D
oklch(49% 0.113 38.1)
-
Step 800
800
#793A26
oklch(42.6% 0.094 38.2)
-
Step 900
900
#623324
oklch(37.8% 0.072 38.4)
-
Step 950
950
#3A1E15
oklch(27.1% 0.047 38.6)
#AE573B 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) | #6E6438 | 0.117 |
| Deuteranopia (no green cones) | #837739 | 0.108 |
| Tritanopia (no blue cones) | #BE4650 | 0.057 |
| Achromatopsia (no color) | #707070 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AE573B
#AE573B
oklch(55.7% 0.121 38.4)
- #00819B
#00819B
oklch(55.7% 0.1 218.5)
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 #AE573B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.034
- Burnt Siena #B75203 ΔE 0.037
- Cinnamon #AC4F06 ΔE 0.037
- Earth #A2653E ΔE 0.037
- Copper #B66325 ΔE 0.044
- Burnt Orange #C04E01 ΔE 0.045
- Brick Orange #C14A09 ΔE 0.046
- Raw Umber #A75E09 ΔE 0.048
Use #AE573B 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.