#81378F
Closest named color: Warm Purple (#952E8F). oklch(47.4% 0.154 321), rgb(129, 55, 143).
Aa
White text reads best on this color (7.30:1).
About this color
#81378F is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.154 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.040 away. White text reads best on it, at 7.30:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 2.87:1 |
| White text | 7.30:1 |
Values
| HEX | #81378F |
| RGB | rgb(129, 55, 143) |
| HSL | hsl(290, 44%, 39%) |
| OKLCH | oklch(47.4% 0.154 321) |
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 #81378F | 7.30:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #81378F | 2.87:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #81378F text on white | 7.30:1 | AAA | Lc 84.8 | Fine for body text |
| #81378F text on black | 2.87:1 | Fails | Lc -17.2 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E6D1EA
oklch(88.5% 0.041 320.8)
-
Step 300
300
#D7B1DE
oklch(80.8% 0.075 321.1)
-
Step 400
400
#C287CE
oklch(70.7% 0.119 320.7)
-
Step 500
500
#B267C1
oklch(63.1% 0.152 320.8)
-
Step 600
600
#9D4CAD
oklch(55.6% 0.165 320.8)
-
Step 700
700 (this color)
#81378F
oklch(47.4% 0.154 321)
-
Step 800
800
#6D3378
oklch(42.7% 0.126 321)
-
Step 900
900
#592D61
oklch(37.7% 0.1 321.3)
-
Step 950
950
#341B39
oklch(27% 0.063 320.8)
#81378F 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) | #245192 | 0.149 |
| Deuteranopia (no green cones) | #40598D | 0.129 |
| Tritanopia (no blue cones) | #82455E | 0.094 |
| Achromatopsia (no color) | #565656 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81378F
#81378F
oklch(47.4% 0.154 321)
- #186F04
#186F04
oklch(47.3% 0.153 141.1)
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 #81378F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Purple #952E8F ΔE 0.040
- Light Eggplant #894585 ΔE 0.043
- Rebecca Purple #663399 ΔE 0.059
- Dark Magenta #8B008B ΔE 0.063
- Purple #800080 ΔE 0.070
- Purply #983FB2 ΔE 0.071
- Muted Purple #805B87 ΔE 0.090
- Dull Purple #84597E ΔE 0.093
Use #81378F 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.