#813FB9
Closest named color: Purply (#983FB2). oklch(51.2% 0.186 305.6), rgb(129, 63, 185).
Aa
White text reads best on this color (6.27:1).
About this color
#813FB9 is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.186 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.046 away. White text reads best on it, at 6.27:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.186) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.34:1 |
| White text | 6.27:1 |
Values
| HEX | #813FB9 |
| RGB | rgb(129, 63, 185) |
| HSL | hsl(272, 49%, 49%) |
| OKLCH | oklch(51.2% 0.186 305.6) |
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 #813FB9 | 6.27:1 | AA | Lc -85.8 | Fine for body text |
| Black text on #813FB9 | 3.34:1 | AA large text | Lc 23.4 | Dividers and decoration only |
| #813FB9 text on white | 6.27:1 | AA | Lc 80.7 | Fine for body text |
| #813FB9 text on black | 3.34:1 | AA large text | Lc -21.2 | Dividers and decoration only |
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 700.
-
Step 50
50
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F8
oklch(93.6% 0.025 305.8)
-
Step 200
200
#E1D1F4
oklch(88.4% 0.05 306)
-
Step 300
300
#CFB2EF
oklch(80.9% 0.09 306.1)
-
Step 400
400
#B687E7
oklch(70.6% 0.144 305.6)
-
Step 500
500
#A565E0
oklch(63% 0.185 305.8)
-
Step 600
600
#9048CE
oklch(55.5% 0.201 305.5)
-
Step 700
700 (this color)
#813FB9
oklch(51.2% 0.186 305.6)
-
Step 800
800
#643090
oklch(42.7% 0.154 305.7)
-
Step 900
900
#512C73
oklch(37.7% 0.12 305.4)
-
Step 950
950
#301B43
oklch(27.1% 0.075 306.3)
#813FB9 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) | #005EBD | 0.151 |
| Deuteranopia (no green cones) | #1E60B6 | 0.143 |
| Tritanopia (no blue cones) | #775977 | 0.133 |
| Achromatopsia (no color) | #606060 | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #813FB9
#813FB9
oklch(51.2% 0.186 305.6)
- #557300
#557300
oklch(51.3% 0.13 125.6)
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 #813FB9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.046
- Dark Orchid #9932CC ΔE 0.055
- Bluey Purple #6241C7 ΔE 0.062
- Blue Violet #8A2BE2 ΔE 0.070
- Light Indigo #6D5ACF ΔE 0.071
- Slate Blue #6A5ACD ΔE 0.072
- Iris #6258C4 ΔE 0.073
- Deep Lavender #8D5EB7 ΔE 0.075
Use #813FB9 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.