#831C8B
Closest named color: Dark Magenta (#8B008B). oklch(44.7% 0.185 324.8), rgb(131, 28, 139).
Aa
White text reads best on this color (8.38:1).
About this color
#831C8B is a dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.185 and its hue 325°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Magenta (#8B008B), ΔE 0.024 away. White text reads best on it, at 8.38:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Dark Magenta (#8B008B) |
| Black text | 2.50:1 |
| White text | 8.38:1 |
Values
| HEX | #831C8B |
| RGB | rgb(131, 28, 139) |
| HSL | hsl(296, 66%, 33%) |
| OKLCH | oklch(44.7% 0.185 324.8) |
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 #831C8B | 8.38:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #831C8B | 2.50:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #831C8B text on white | 8.38:1 | AAA | Lc 87.6 | Fine for body text |
| #831C8B text on black | 2.50:1 | Fails | Lc -14.5 | 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
#FBF2FB
oklch(97.1% 0.015 325.7)
-
Step 100
100
#F5E3F6
oklch(93.6% 0.032 324.2)
-
Step 200
200
#EECCEF
oklch(88.4% 0.06 325.2)
-
Step 300
300
#E4A8E7
oklch(80.8% 0.108 324.9)
-
Step 400
400
#D576DB
oklch(70.7% 0.173 325)
-
Step 500
500
#C84BD1
oklch(63.1% 0.221 325)
-
Step 600
600
#B321BE
oklch(55.6% 0.24 324.9)
-
Step 700
700
#9A0CA4
oklch(49.1% 0.224 324.9)
-
Step 800
800 (this color)
#831C8B
oklch(44.7% 0.185 324.8)
-
Step 900
900
#651B6B
oklch(37.8% 0.145 324.7)
-
Step 950
950
#3B123E
oklch(26.9% 0.091 324.9)
#831C8B 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) | #00468E | 0.192 |
| Deuteranopia (no green cones) | #345288 | 0.166 |
| Tritanopia (no blue cones) | #863153 | 0.107 |
| Achromatopsia (no color) | #4E4E4E | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #831C8B
#831C8B
oklch(44.7% 0.185 324.8)
- #006717
#006717
oklch(44.6% 0.141 144.9)
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 #831C8B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Magenta #8B008B ΔE 0.024
- Purple #800080 ΔE 0.029
- Warm Purple #952E8F ΔE 0.050
- Rebecca Purple #663399 ΔE 0.069
- Light Eggplant #894585 ΔE 0.080
- Red Violet #9E0168 ΔE 0.083
- Grape #7209B7 ΔE 0.086
- Purply #983FB2 ΔE 0.092
Use #831C8B 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.