#A4737F
Closest named color: Mauve (#AE7181). oklch(60.9% 0.064 3), rgb(164, 115, 127).
Aa
Black text reads best on this color (5.33:1).
About this color
#A4737F is a medium-dark, muted red. In OKLCH its lightness is 61%, its chroma 0.064 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.018 away. Black text reads best on it, at 5.33:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.33:1 |
| White text | 3.93:1 |
Values
| HEX | #A4737F |
| RGB | rgb(164, 115, 127) |
| HSL | hsl(345, 21%, 55%) |
| OKLCH | oklch(60.9% 0.064 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 #A4737F | 3.93:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #A4737F | 5.33:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #A4737F text on white | 3.93:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #A4737F text on black | 5.33:1 | AA | Lc -35.0 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#EFE7E9
oklch(93.5% 0.009 0.1)
-
Step 200
200
#E4D5D8
oklch(88.6% 0.017 3.7)
-
Step 300
300
#D3B9BE
oklch(80.9% 0.03 4.7)
-
Step 400
400
#BC949D
oklch(70.6% 0.049 3.4)
-
Step 500
500 (this color)
#A4737F
oklch(60.9% 0.064 3)
-
Step 600
600
#96626F
oklch(55.6% 0.069 3.3)
-
Step 700
700
#80515D
oklch(49.1% 0.065 3.1)
-
Step 800
800
#68434C
oklch(42.8% 0.053 3.6)
-
Step 900
900
#55383F
oklch(37.7% 0.043 3.5)
-
Step 950
950
#322125
oklch(27% 0.027 3.5)
#A4737F 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) | #7A7B7F | 0.069 |
| Deuteranopia (no green cones) | #85847E | 0.065 |
| Tritanopia (no blue cones) | #AC7077 | 0.017 |
| Achromatopsia (no color) | #808080 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4737F
#A4737F
oklch(60.9% 0.064 3)
- #559086
#559086
oklch(61% 0.064 182.1)
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 #A4737F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.018
- Reddish Grey #997570 ΔE 0.032
- English Lavender #9D8189 ΔE 0.036
- Purpley Grey #947E94 ΔE 0.041
- Dusky Rose #BA6873 ΔE 0.044
- Pinkish Brown #B17261 ΔE 0.047
- Dusty Rose #C0737A ΔE 0.049
- Purple Grey #866F85 ΔE 0.054
Use #A4737F 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.