#831F7A
Closest named color: Purple (#800080). oklch(43.9% 0.168 332.1), rgb(131, 31, 122).
Aa
White text reads best on this color (8.59:1).
About this color
#831F7A is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.168 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.033 away. White text reads best on it, at 8.59:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.44:1 |
| White text | 8.59:1 |
Values
| HEX | #831F7A |
| RGB | rgb(131, 31, 122) |
| HSL | hsl(305, 62%, 32%) |
| OKLCH | oklch(43.9% 0.168 332.1) |
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 #831F7A | 8.59:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #831F7A | 2.44:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #831F7A text on white | 8.59:1 | AAA | Lc 88.4 | Fine for body text |
| #831F7A text on black | 2.44:1 | Fails | Lc -13.8 | 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
#F6E3F2
oklch(93.5% 0.029 332.8)
-
Step 200
200
#F0CCE9
oklch(88.4% 0.055 332.7)
-
Step 300
300
#E7A9DD
oklch(80.9% 0.099 332.2)
-
Step 400
400
#D878CC
oklch(70.7% 0.158 331.9)
-
Step 500
500
#CB50BE
oklch(63.1% 0.2 332)
-
Step 600
600
#B62BAA
oklch(55.5% 0.218 332)
-
Step 700
700
#9D1A92
oklch(49.1% 0.204 332.2)
-
Step 800
800 (this color)
#831F7A
oklch(43.9% 0.168 332.1)
-
Step 900
900
#671E60
oklch(37.7% 0.132 331.9)
-
Step 950
950
#3C1338
oklch(26.9% 0.084 331.6)
#831F7A 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) | #18437C | 0.183 |
| Deuteranopia (no green cones) | #405178 | 0.154 |
| Tritanopia (no blue cones) | #892B4B | 0.088 |
| Achromatopsia (no color) | #4C4C4C | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #831F7A
#831F7A
oklch(43.9% 0.168 332.1)
- #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 #831F7A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.033
- Dark Magenta #8B008B ΔE 0.040
- Warm Purple #952E8F ΔE 0.055
- Red Violet #9E0168 ΔE 0.064
- Rich Purple #720058 ΔE 0.073
- Light Eggplant #894585 ΔE 0.074
- Velvet #750851 ΔE 0.076
- Dark Fuchsia #9D0759 ΔE 0.078
Use #831F7A 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.