#A3758E
Closest named color: Mauve (#AE7181). oklch(61.6% 0.067 345.5), rgb(163, 117, 142).
Aa
Black text reads best on this color (5.49:1).
About this color
#A3758E is a medium-dark, muted red. In OKLCH its lightness is 62%, its chroma 0.067 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.025 away. Black text reads best on it, at 5.49:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.49:1 |
| White text | 3.82:1 |
Values
| HEX | #A3758E |
| RGB | rgb(163, 117, 142) |
| HSL | hsl(327, 20%, 55%) |
| OKLCH | oklch(61.6% 0.067 345.5) |
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 #A3758E | 3.82:1 | AA large text | Lc -71.2 | Content text, not long reading |
| Black text on #A3758E | 5.49:1 | AA | Lc 38.4 | Non-text elements, placeholder text |
| #A3758E text on white | 3.82:1 | AA large text | Lc 65.7 | Content text, not long reading |
| #A3758E text on black | 5.49:1 | AA | Lc -36.0 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#EFE7EB
oklch(93.5% 0.01 345.4)
-
Step 200
200
#E3D5DC
oklch(88.6% 0.018 345.7)
-
Step 300
300
#D1B9C5
oklch(81% 0.032 346.1)
-
Step 400
400
#B994A8
oklch(70.7% 0.052 344.8)
-
Step 500
500 (this color)
#A3758E
oklch(61.6% 0.067 345.5)
-
Step 600
600
#92627D
oklch(55.6% 0.072 344.9)
-
Step 700
700
#7D5169
oklch(49.2% 0.068 346)
-
Step 800
800
#654256
oklch(42.6% 0.057 344.5)
-
Step 900
900
#533847
oklch(37.7% 0.045 345)
-
Step 950
950
#302129
oklch(26.9% 0.027 345.8)
#A3758E 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) | #787E8F | 0.069 |
| Deuteranopia (no green cones) | #83858D | 0.064 |
| Tritanopia (no blue cones) | #A9757E | 0.026 |
| Achromatopsia (no color) | #828282 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3758E
#A3758E
oklch(61.6% 0.067 345.5)
- #5D927B
#5D927B
oklch(61.6% 0.067 165.1)
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 #A3758E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.025
- Purpley Grey #947E94 ΔE 0.031
- English Lavender #9D8189 ΔE 0.036
- Faded Purple #916E99 ΔE 0.043
- Dark Lilac #9C6DA5 ΔE 0.049
- Reddish Grey #997570 ΔE 0.049
- Heather #A484AC ΔE 0.051
- Dusty Lavender #AC86A8 ΔE 0.054
Use #A3758E 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.