#A45A4C
Closest named color: Sienna (#A0522D). oklch(55.1% 0.1 31.8), rgb(164, 90, 76).
Aa
White text reads best on this color (5.06:1).
About this color
#A45A4C is a medium-dark, moderately saturated red. In OKLCH its lightness is 55%, its chroma 0.100 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.037 away. White text reads best on it, at 5.06:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #A45A4C |
| RGB | rgb(164, 90, 76) |
| HSL | hsl(10, 37%, 47%) |
| OKLCH | oklch(55.1% 0.1 31.8) |
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 #A45A4C | 5.06:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #A45A4C | 4.14:1 | AA large text | Lc 29.4 | Dividers and decoration only |
| #A45A4C text on white | 5.06:1 | AA | Lc 74.7 | Content text, not long reading |
| #A45A4C text on black | 4.14:1 | AA large text | Lc -27.0 | 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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F2E7E4
oklch(93.6% 0.013 35.7)
-
Step 200
200
#E9D4CF
oklch(88.6% 0.024 33.6)
-
Step 300
300
#DCB7AF
oklch(81% 0.044 32.3)
-
Step 400
400
#CA9085
oklch(70.7% 0.073 31)
-
Step 500
500
#BB7466
oklch(63.2% 0.093 31.8)
-
Step 600
600 (this color)
#A45A4C
oklch(55.1% 0.1 31.8)
-
Step 700
700
#8E4B3E
oklch(49.1% 0.094 32.1)
-
Step 800
800
#733E34
oklch(42.7% 0.076 31.7)
-
Step 900
900
#5D352D
oklch(37.6% 0.06 32.1)
-
Step 950
950
#371F1B
oklch(27% 0.039 30)
#A45A4C 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) | #6C654B | 0.100 |
| Deuteranopia (no green cones) | #7E744B | 0.092 |
| Tritanopia (no blue cones) | #B24E57 | 0.042 |
| Achromatopsia (no color) | #6E6E6E | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A45A4C
#A45A4C
oklch(55.1% 0.1 31.8)
- #008092
#008092
oklch(55% 0.096 211.8)
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 #A45A4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.037
- Earth #A2653E ΔE 0.038
- Sepia #985E2B ΔE 0.050
- Light Maroon #A24857 ΔE 0.052
- Dusty Red #B9484E ΔE 0.052
- Clay #B66A50 ΔE 0.055
- Cinnamon #AC4F06 ΔE 0.056
- Cocoa #875F42 ΔE 0.057
Use #A45A4C 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.