#A45A47
Closest named color: Sienna (#A0522D). oklch(55% 0.102 35.3), rgb(164, 90, 71).
Aa
White text reads best on this color (5.08:1).
About this color
#A45A47 is a medium-dark, moderately saturated red. In OKLCH its lightness is 55%, its chroma 0.102 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.032 away. White text reads best on it, at 5.08:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.102) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.13:1 |
| White text | 5.08:1 |
Values
| HEX | #A45A47 |
| RGB | rgb(164, 90, 71) |
| HSL | hsl(12, 40%, 46%) |
| OKLCH | oklch(55% 0.102 35.3) |
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 #A45A47 | 5.08:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #A45A47 | 4.13:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #A45A47 text on white | 5.08:1 | AA | Lc 74.8 | Content text, not long reading |
| #A45A47 text on black | 4.13:1 | AA large text | Lc -26.9 | 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 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
#E9D4CE
oklch(88.5% 0.025 36.5)
-
Step 300
300
#DCB7AD
oklch(80.9% 0.045 35.6)
-
Step 400
400
#CA9181
oklch(70.8% 0.073 36.3)
-
Step 500
500
#BB7462
oklch(63.1% 0.094 35)
-
Step 600
600 (this color)
#A45A47
oklch(55% 0.102 35.3)
-
Step 700
700
#8E4B3A
oklch(49% 0.095 35.2)
-
Step 800
800
#743E30
oklch(42.8% 0.079 35.5)
-
Step 900
900
#5E352B
oklch(37.7% 0.062 34.6)
-
Step 950
950
#371F19
oklch(26.9% 0.039 34.8)
#A45A47 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) | #6C6545 | 0.101 |
| Deuteranopia (no green cones) | #7E7446 | 0.092 |
| Tritanopia (no blue cones) | #B24E55 | 0.045 |
| Achromatopsia (no color) | #6E6E6E | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A45A47
#A45A47
oklch(55% 0.102 35.3)
- #007F95
#007F95
oklch(54.9% 0.097 215.5)
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 #A45A47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.032
- Earth #A2653E ΔE 0.034
- Sepia #985E2B ΔE 0.044
- Cinnamon #AC4F06 ΔE 0.050
- Clay #B66A50 ΔE 0.054
- Cocoa #875F42 ΔE 0.055
- Dusty Red #B9484E ΔE 0.055
- Raw Umber #A75E09 ΔE 0.055
Use #A45A47 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.