#A05742
Closest named color: Sienna (#A0522D). oklch(53.8% 0.102 36.9), rgb(160, 87, 66).
Aa
White text reads best on this color (5.33:1).
About this color
#A05742 is a medium-dark, moderately saturated red. In OKLCH its lightness is 54%, its chroma 0.102 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.023 away. White text reads best on it, at 5.33:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.102) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #A05742 |
| RGB | rgb(160, 87, 66) |
| HSL | hsl(13, 42%, 44%) |
| OKLCH | oklch(53.8% 0.102 36.9) |
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 #A05742 | 5.33:1 | AA | Lc -81.6 | Fine for body text |
| Black text on #A05742 | 3.93:1 | AA large text | Lc 27.8 | Dividers and decoration only |
| #A05742 text on white | 5.33:1 | AA | Lc 76.2 | Fine for body text |
| #A05742 text on black | 3.93:1 | AA large text | Lc -25.5 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E4
oklch(93.6% 0.013 35.7)
-
Step 200
200
#E9D4CD
oklch(88.5% 0.025 39.4)
-
Step 300
300
#DCB7AC
oklch(80.9% 0.046 37.2)
-
Step 400
400
#CA9180
oklch(70.8% 0.074 37.3)
-
Step 500
500
#BB7560
oklch(63.2% 0.094 37.5)
-
Step 600
600 (this color)
#A05742
oklch(53.8% 0.102 36.9)
-
Step 700
700
#8E4C38
oklch(49.2% 0.095 37.6)
-
Step 800
800
#733E2F
oklch(42.6% 0.078 36.7)
-
Step 900
900
#5D352A
oklch(37.6% 0.061 36.2)
-
Step 950
950
#371F19
oklch(26.9% 0.039 34.8)
#A05742 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) | #696140 | 0.099 |
| Deuteranopia (no green cones) | #7B7141 | 0.091 |
| Tritanopia (no blue cones) | #AE4A52 | 0.048 |
| Achromatopsia (no color) | #6B6B6B | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A05742
#A05742
oklch(53.8% 0.102 36.9)
- #007B92
#007B92
oklch(53.7% 0.096 216.9)
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 #A05742, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.023
- Earth #A2653E ΔE 0.038
- Sepia #985E2B ΔE 0.039
- Cinnamon #AC4F06 ΔE 0.047
- Cocoa #875F42 ΔE 0.048
- Burnt Umber #A0450E ΔE 0.052
- Light Maroon #A24857 ΔE 0.054
- Raw Umber #A75E09 ΔE 0.055
Use #A05742 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.