#812D99
Closest named color: Warm Purple (#952E8F). oklch(46.8% 0.177 317.8), rgb(129, 45, 153).
Aa
White text reads best on this color (7.58:1).
About this color
#812D99 is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.177 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.046 away. White text reads best on it, at 7.58:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 2.76:1 |
| White text | 7.58:1 |
Values
| HEX | #812D99 |
| RGB | rgb(129, 45, 153) |
| HSL | hsl(287, 55%, 39%) |
| OKLCH | oklch(46.8% 0.177 317.8) |
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 #812D99 | 7.58:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #812D99 | 2.76:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #812D99 text on white | 7.58:1 | AAA | Lc 85.5 | Fine for body text |
| #812D99 text on black | 2.76:1 | Fails | Lc -16.5 | 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F1E5F5
oklch(93.6% 0.025 317.7)
-
Step 200
200
#E7D0EE
oklch(88.6% 0.047 318.3)
-
Step 300
300
#D8B0E5
oklch(81% 0.085 317.8)
-
Step 400
400
#C484D8
oklch(70.8% 0.137 317.9)
-
Step 500
500
#B461CD
oklch(63.1% 0.176 317.9)
-
Step 600
600
#9F44BA
oklch(55.6% 0.191 317.7)
-
Step 700
700 (this color)
#812D99
oklch(46.8% 0.177 317.8)
-
Step 800
800
#6F2D82
oklch(42.8% 0.147 318)
-
Step 900
900
#5A2A68
oklch(37.8% 0.113 318.1)
-
Step 950
950
#35193D
oklch(27% 0.073 318.3)
#812D99 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) | #004F9C | 0.173 |
| Deuteranopia (no green cones) | #315796 | 0.151 |
| Tritanopia (no blue cones) | #804260 | 0.112 |
| Achromatopsia (no color) | #545454 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #812D99
#812D99
oklch(46.8% 0.177 317.8)
- #2A6C00
#2A6C00
oklch(47% 0.145 137.8)
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 #812D99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Purple #952E8F ΔE 0.046
- Dark Magenta #8B008B ΔE 0.050
- Rebecca Purple #663399 ΔE 0.053
- Purple #800080 ΔE 0.061
- Light Eggplant #894585 ΔE 0.067
- Purply #983FB2 ΔE 0.068
- Grape #7209B7 ΔE 0.073
- Dark Orchid #9932CC ΔE 0.091
Use #812D99 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.