#831D7A
Closest named color: Purple (#800080). oklch(43.7% 0.171 332.1), rgb(131, 29, 122).
Aa
White text reads best on this color (8.67:1).
About this color
#831D7A is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.171 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.030 away. White text reads best on it, at 8.67:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.42:1 |
| White text | 8.67:1 |
Values
| HEX | #831D7A |
| RGB | rgb(131, 29, 122) |
| HSL | hsl(305, 64%, 31%) |
| OKLCH | oklch(43.7% 0.171 332.1) |
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 #831D7A | 8.67:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #831D7A | 2.42:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #831D7A text on white | 8.67:1 | AAA | Lc 88.5 | Fine for body text |
| #831D7A text on black | 2.42:1 | Fails | Lc -13.6 | Not readable |
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 800.
-
Step 50
50
#FBF2F9
oklch(97% 0.013 333)
-
Step 100
100
#F6E3F3
oklch(93.6% 0.029 330.9)
-
Step 200
200
#F0CCEA
oklch(88.5% 0.056 331.7)
-
Step 300
300
#E7A9DD
oklch(80.9% 0.099 332.2)
-
Step 400
400
#D978CC
oklch(70.8% 0.159 332.2)
-
Step 500
500
#CC4EBF
oklch(63.1% 0.205 332)
-
Step 600
600
#B729AB
oklch(55.6% 0.221 332)
-
Step 700
700
#9D1893
oklch(49.1% 0.206 331.8)
-
Step 800
800 (this color)
#831D7A
oklch(43.7% 0.171 332.1)
-
Step 900
900
#671E60
oklch(37.7% 0.132 331.9)
-
Step 950
950
#3D1338
oklch(27% 0.084 332.6)
#831D7A 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) | #15427C | 0.186 |
| Deuteranopia (no green cones) | #3F5078 | 0.156 |
| Tritanopia (no blue cones) | #89294A | 0.090 |
| Achromatopsia (no color) | #4B4B4B | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #831D7A
#831D7A
oklch(43.7% 0.171 332.1)
- #006330
#006330
oklch(43.8% 0.115 152.1)
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 #831D7A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.030
- Dark Magenta #8B008B ΔE 0.038
- Warm Purple #952E8F ΔE 0.056
- Red Violet #9E0168 ΔE 0.064
- Rich Purple #720058 ΔE 0.071
- Velvet #750851 ΔE 0.075
- Light Eggplant #894585 ΔE 0.077
- Dark Fuchsia #9D0759 ΔE 0.078
Use #831D7A 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.