#813CB6
Closest named color: Purply (#983FB2). oklch(50.6% 0.187 306.8), rgb(129, 60, 182).
Aa
White text reads best on this color (6.45:1).
About this color
#813CB6 is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.187 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.047 away. White text reads best on it, at 6.45:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.187) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 3.25:1 |
| White text | 6.45:1 |
Values
| HEX | #813CB6 |
| RGB | rgb(129, 60, 182) |
| HSL | hsl(274, 50%, 47%) |
| OKLCH | oklch(50.6% 0.187 306.8) |
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 #813CB6 | 6.45:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #813CB6 | 3.25:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #813CB6 text on white | 6.45:1 | AA | Lc 81.4 | Fine for body text |
| #813CB6 text on black | 3.25:1 | AA large text | Lc -20.5 | 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
#F7F3FC
oklch(97% 0.013 306)
-
Step 100
100
#EEE6F8
oklch(93.6% 0.025 305.8)
-
Step 200
200
#E2D1F4
oklch(88.5% 0.051 307.2)
-
Step 300
300
#D0B2EF
oklch(81% 0.09 306.9)
-
Step 400
400
#B886E7
oklch(70.6% 0.146 306.8)
-
Step 500
500
#A764DF
oklch(63.1% 0.185 307)
-
Step 600
600
#9247CD
oklch(55.6% 0.201 306.7)
-
Step 700
700 (this color)
#813CB6
oklch(50.6% 0.187 306.8)
-
Step 800
800
#652F8F
oklch(42.6% 0.154 306.8)
-
Step 900
900
#522B73
oklch(37.6% 0.122 306.4)
-
Step 950
950
#301A43
oklch(26.9% 0.077 306.7)
#813CB6 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) | #005CBA | 0.154 |
| Deuteranopia (no green cones) | #1E5FB3 | 0.147 |
| Tritanopia (no blue cones) | #785674 | 0.132 |
| Achromatopsia (no color) | #5E5E5E | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #813CB6
#813CB6
oklch(50.6% 0.187 306.8)
- #517100
#517100
oklch(50.5% 0.13 126.7)
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 #813CB6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.047
- Dark Orchid #9932CC ΔE 0.056
- Bluey Purple #6241C7 ΔE 0.064
- Rebecca Purple #663399 ΔE 0.071
- Blue Violet #8A2BE2 ΔE 0.072
- Grape #7209B7 ΔE 0.073
- Dark Violet #9400D3 ΔE 0.075
- Warm Purple #952E8F ΔE 0.076
Use #813CB6 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.