#831575
Closest named color: Purple (#800080). oklch(42.8% 0.174 334.3), rgb(131, 21, 117).
Aa
White text reads best on this color (9.01:1).
About this color
#831575 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.174 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.028 away. White text reads best on it, at 9.01:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.32:1 |
| White text | 9.01:1 |
Values
| HEX | #831575 |
| RGB | rgb(131, 21, 117) |
| HSL | hsl(308, 72%, 30%) |
| OKLCH | oklch(42.8% 0.174 334.3) |
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 #831575 | 9.01:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #831575 | 2.32:1 | Fails | Lc 14.7 | Not readable |
| #831575 text on white | 9.01:1 | AAA | Lc 89.3 | Fine for body text |
| #831575 text on black | 2.32:1 | Fails | Lc -13.0 | 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
#FCF2F9
oklch(97.1% 0.014 336.1)
-
Step 100
100
#F7E3F2
oklch(93.6% 0.029 334.4)
-
Step 200
200
#F1CCE9
oklch(88.5% 0.056 333.6)
-
Step 300
300
#EAA8DC
oklch(81% 0.102 334.3)
-
Step 400
400
#DC76CA
oklch(70.8% 0.163 334.1)
-
Step 500
500
#D04BBC
oklch(63.2% 0.209 334.2)
-
Step 600
600
#BB22A8
oklch(55.6% 0.227 334.2)
-
Step 700
700
#A10F90
oklch(49.2% 0.211 334.3)
-
Step 800
800 (this color)
#831575
oklch(42.8% 0.174 334.3)
-
Step 900
900
#691B5E
oklch(37.6% 0.136 334.2)
-
Step 950
950
#3E1237
oklch(27% 0.086 334.5)
#831575 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) | #123F77 | 0.194 |
| Deuteranopia (no green cones) | #3F4E73 | 0.161 |
| Tritanopia (no blue cones) | #8A2145 | 0.089 |
| Achromatopsia (no color) | #494949 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #831575
#831575
oklch(42.8% 0.174 334.3)
- #006033
#006033
oklch(42.9% 0.108 154.3)
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 #831575, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.028
- Dark Magenta #8B008B ΔE 0.041
- Red Violet #9E0168 ΔE 0.062
- Rich Purple #720058 ΔE 0.062
- Warm Purple #952E8F ΔE 0.065
- Velvet #750851 ΔE 0.066
- Mulberry #920A4E ΔE 0.074
- Dark Fuchsia #9D0759 ΔE 0.075
Use #831575 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.