#831C7D
Closest named color: Purple (#800080). oklch(43.8% 0.174 330.7), rgb(131, 28, 125).
Aa
White text reads best on this color (8.65:1).
About this color
#831C7D is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.174 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.027 away. White text reads best on it, at 8.65:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.42:1 |
| White text | 8.65:1 |
Values
| HEX | #831C7D |
| RGB | rgb(131, 28, 125) |
| HSL | hsl(303, 65%, 31%) |
| OKLCH | oklch(43.8% 0.174 330.7) |
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 #831C7D | 8.65:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #831C7D | 2.42:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #831C7D text on white | 8.65:1 | AAA | Lc 88.5 | Fine for body text |
| #831C7D text on black | 2.42:1 | Fails | Lc -13.7 | 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
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F6E3F3
oklch(93.6% 0.029 330.9)
-
Step 200
200
#F0CCEB
oklch(88.5% 0.057 330.7)
-
Step 300
300
#E7A9DF
oklch(81% 0.101 331)
-
Step 400
400
#D877CF
oklch(70.6% 0.162 330.6)
-
Step 500
500
#CC4DC2
oklch(63.1% 0.208 331)
-
Step 600
600
#B727AF
oklch(55.7% 0.226 330.7)
-
Step 700
700
#9D1596
oklch(49.1% 0.21 330.7)
-
Step 800
800 (this color)
#831C7D
oklch(43.8% 0.174 330.7)
-
Step 900
900
#671D62
oklch(37.7% 0.135 330.7)
-
Step 950
950
#3D1339
oklch(27.1% 0.085 331.5)
#831C7D 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) | #0F4380 | 0.190 |
| Deuteranopia (no green cones) | #3D507B | 0.158 |
| Tritanopia (no blue cones) | #882A4C | 0.092 |
| Achromatopsia (no color) | #4C4C4C | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #831C7D
#831C7D
oklch(43.8% 0.174 330.7)
- #00632C
#00632C
oklch(43.7% 0.119 150.6)
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 #831C7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.027
- Dark Magenta #8B008B ΔE 0.034
- Warm Purple #952E8F ΔE 0.055
- Red Violet #9E0168 ΔE 0.067
- Rich Purple #720058 ΔE 0.075
- Light Eggplant #894585 ΔE 0.078
- Velvet #750851 ΔE 0.079
- Rebecca Purple #663399 ΔE 0.080
Use #831C7D 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.