#A1817B
Closest named color: English Lavender (#9D8189). oklch(63.2% 0.041 30.5), rgb(161, 129, 123).
Aa
Black text reads best on this color (5.94:1).
About this color
#A1817B is a medium-light, muted red. In OKLCH its lightness is 63%, its chroma 0.041 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is English Lavender (#9D8189), ΔE 0.021 away. Black text reads best on it, at 5.94:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | English Lavender (#9D8189) |
| Black text | 5.94:1 |
| White text | 3.53:1 |
Values
| HEX | #A1817B |
| RGB | rgb(161, 129, 123) |
| HSL | hsl(9, 17%, 56%) |
| OKLCH | oklch(63.2% 0.041 30.5) |
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 #A1817B | 3.53:1 | AA large text | Lc -68.4 | Content text, not long reading |
| Black text on #A1817B | 5.94:1 | AA | Lc 41.2 | Non-text elements, placeholder text |
| #A1817B text on white | 3.53:1 | AA large text | Lc 62.9 | Content text, not long reading |
| #A1817B text on black | 5.94:1 | AA | Lc -38.8 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EEE8E7
oklch(93.5% 0.007 28.8)
-
Step 200
200
#E0D7D5
oklch(88.6% 0.01 32.5)
-
Step 300
300
#CDBCB9
oklch(80.9% 0.02 29.6)
-
Step 400
400
#B49A95
oklch(70.8% 0.032 30.7)
-
Step 500
500 (this color)
#A1817B
oklch(63.2% 0.041 30.5)
-
Step 600
600
#8B6A64
oklch(55.6% 0.044 30.3)
-
Step 700
700
#765853
oklch(49% 0.041 29.4)
-
Step 800
800
#604844
oklch(42.6% 0.034 29.4)
-
Step 900
900
#4F3D39
oklch(37.8% 0.026 32.7)
-
Step 950
950
#2E2421
oklch(27.1% 0.016 37.3)
#A1817B 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) | #88857B | 0.039 |
| Deuteranopia (no green cones) | #8F8B7B | 0.038 |
| Tritanopia (no blue cones) | #A97D7F | 0.019 |
| Achromatopsia (no color) | #888888 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1817B
#A1817B
oklch(63.2% 0.041 30.5)
- #6D9198
#6D9198
oklch(63.2% 0.041 210.9)
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 #A1817B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- English Lavender #9D8189 ΔE 0.021
- Warm Grey #978A84 ΔE 0.026
- Reddish Grey #997570 ΔE 0.036
- Purpley Grey #947E94 ΔE 0.045
- Brown Grey #8D8468 ΔE 0.046
- Pinkish Brown #B17261 ΔE 0.047
- Mauve #AE7181 ΔE 0.050
- Gray #808080 ΔE 0.052
Use #A1817B 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.