#831D63
Closest named color: Mulberry (#920A4E). oklch(42.5% 0.154 343.7), rgb(131, 29, 99).
Aa
White text reads best on this color (9.04:1).
About this color
#831D63 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.154 and its hue 344°. Its hue sits on the warm side of the wheel. The nearest named color is Mulberry (#920A4E), ΔE 0.047 away. White text reads best on it, at 9.04:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Mulberry (#920A4E) |
| Black text | 2.32:1 |
| White text | 9.04:1 |
Values
| HEX | #831D63 |
| RGB | rgb(131, 29, 99) |
| HSL | hsl(319, 64%, 31%) |
| OKLCH | oklch(42.5% 0.154 343.7) |
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 #831D63 | 9.04:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #831D63 | 2.32:1 | Fails | Lc 14.4 | Not readable |
| #831D63 text on white | 9.04:1 | AAA | Lc 89.6 | Fine for body text |
| #831D63 text on black | 2.32:1 | Fails | Lc -12.6 | 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
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F7E3EE
oklch(93.5% 0.026 343.3)
-
Step 200
200
#F2CDE1
oklch(88.5% 0.049 344.4)
-
Step 300
300
#EBAACF
oklch(81% 0.089 344.2)
-
Step 400
400
#DE79B7
oklch(70.7% 0.145 343.8)
-
Step 500
500
#D152A5
oklch(63.1% 0.184 343.6)
-
Step 600
600
#BD2F90
oklch(55.6% 0.201 343.8)
-
Step 700
700
#A2207B
oklch(49.1% 0.186 343.5)
-
Step 800
800 (this color)
#831D63
oklch(42.5% 0.154 343.7)
-
Step 900
900
#6A2051
oklch(37.6% 0.12 343.8)
-
Step 950
950
#3F1430
oklch(27.1% 0.077 343.6)
#831D63 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) | #293E65 | 0.171 |
| Deuteranopia (no green cones) | #484F61 | 0.150 |
| Tritanopia (no blue cones) | #8C1D3E | 0.066 |
| Achromatopsia (no color) | #494949 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #831D63
#831D63
oklch(42.5% 0.154 343.7)
- #005D40
#005D40
oklch(42.3% 0.091 163.7)
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 #831D63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mulberry #920A4E ΔE 0.047
- Red Purple #820747 ΔE 0.047
- Velvet #750851 ΔE 0.048
- Rich Purple #720058 ΔE 0.054
- Red Violet #9E0168 ΔE 0.056
- Dark Fuchsia #9D0759 ΔE 0.056
- Wine #80013F ΔE 0.060
- Purple #800080 ΔE 0.061
Use #831D63 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.