#A0636E
Closest named color: Reddish Grey (#997570). oklch(57% 0.08 8.2), rgb(160, 99, 110).
Aa
White text reads best on this color (4.66:1).
About this color
#A0636E is a medium-dark, moderately saturated red. In OKLCH its lightness is 57%, its chroma 0.080 and its hue 8°. Its hue sits on the warm side of the wheel. The nearest named color is Reddish Grey (#997570), ΔE 0.048 away. White text reads best on it, at 4.66:1.
| Hue family | Reds |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Reddish Grey (#997570) |
| Black text | 4.50:1 |
| White text | 4.66:1 |
Values
| HEX | #A0636E |
| RGB | rgb(160, 99, 110) |
| HSL | hsl(349, 24%, 51%) |
| OKLCH | oklch(57% 0.08 8.2) |
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 #A0636E | 4.66:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #A0636E | 4.50:1 | AA | Lc 31.9 | Non-text elements, placeholder text |
| #A0636E text on white | 4.66:1 | AA | Lc 72.2 | Content text, not long reading |
| #A0636E text on black | 4.50:1 | AA | Lc -29.5 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7E8
oklch(93.6% 0.011 10.3)
-
Step 200
200
#E6D4D6
oklch(88.5% 0.02 9.8)
-
Step 300
300
#D6B8BC
oklch(81% 0.035 8.8)
-
Step 400
400
#C19299
oklch(70.6% 0.057 8.7)
-
Step 500
500
#B17781
oklch(63.2% 0.074 8.1)
-
Step 600
600 (this color)
#A0636E
oklch(57% 0.08 8.2)
-
Step 700
700
#854E58
oklch(49.1% 0.075 8.5)
-
Step 800
800
#6C4048
oklch(42.6% 0.062 8.3)
-
Step 900
900
#58373D
oklch(37.8% 0.048 7.7)
-
Step 950
950
#342023
oklch(27% 0.031 9.5)
#A0636E 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) | #6D6D6E | 0.087 |
| Deuteranopia (no green cones) | #7C796D | 0.081 |
| Tritanopia (no blue cones) | #AA5E67 | 0.021 |
| Achromatopsia (no color) | #747474 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A0636E
#A0636E
oklch(57% 0.08 8.2)
- #338680
#338680
oklch(56.8% 0.08 188.5)
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 #A0636E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddish Grey #997570 ΔE 0.048
- Mauve #AE7181 ΔE 0.048
- Dusky Rose #BA6873 ΔE 0.050
- Light Plum #9D5783 ΔE 0.052
- Purple Grey #866F85 ΔE 0.055
- Dusky Purple #895B7B ΔE 0.055
- Pinkish Brown #B17261 ΔE 0.060
- Light Maroon #A24857 ΔE 0.063
Use #A0636E 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.