#A3756F
Closest named color: Reddish Grey (#997570). oklch(60.7% 0.059 27.3), rgb(163, 117, 111).
Aa
Black text reads best on this color (5.33:1).
About this color
#A3756F is a medium-dark, muted red. In OKLCH its lightness is 61%, its chroma 0.059 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.017 away. Black text reads best on it, at 5.33:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 5.33:1 |
| White text | 3.93:1 |
Values
| HEX | #A3756F |
| RGB | rgb(163, 117, 111) |
| HSL | hsl(7, 22%, 54%) |
| OKLCH | oklch(60.7% 0.059 27.3) |
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 #A3756F | 3.93:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #A3756F | 5.33:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #A3756F text on white | 3.93:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #A3756F 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
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#EFE8E7
oklch(93.6% 0.008 27.2)
-
Step 200
200
#E4D5D3
oklch(88.5% 0.017 26.7)
-
Step 300
300
#D3BAB6
oklch(80.9% 0.029 28.6)
-
Step 400
400
#BC9691
oklch(70.7% 0.046 27)
-
Step 500
500 (this color)
#A3756F
oklch(60.7% 0.059 27.3)
-
Step 600
600
#96655F
oklch(55.7% 0.065 27)
-
Step 700
700
#7F544E
oklch(49.1% 0.059 28.1)
-
Step 800
800
#684540
oklch(42.8% 0.05 28.3)
-
Step 900
900
#543A36
oklch(37.7% 0.038 28.8)
-
Step 950
950
#312220
oklch(26.9% 0.024 27.3)
#A3756F 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) | #7F7B6E | 0.059 |
| Deuteranopia (no green cones) | #89846E | 0.057 |
| Tritanopia (no blue cones) | #AD6F73 | 0.024 |
| Achromatopsia (no color) | #808080 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3756F
#A3756F
oklch(60.7% 0.059 27.3)
- #568D94
#568D94
oklch(60.8% 0.059 206.1)
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 #A3756F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.017
- Pinkish Brown #B17261 ΔE 0.028
- Mauve #AE7181 ΔE 0.037
- English Lavender #9D8189 ΔE 0.041
- Mocha #9D7651 ΔE 0.044
- Clay #B66A50 ΔE 0.049
- Dusky Rose #BA6873 ΔE 0.051
- Puce #A57E52 ΔE 0.053
Use #A3756F 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.