#781666
Closest named color: Rich Purple (#720058). oklch(40.2% 0.157 337), rgb(120, 22, 102).
Aa
White text reads best on this color (9.97:1).
About this color
#781666 is a dark, vivid purple. In OKLCH its lightness is 40%, its chroma 0.157 and its hue 337°. Its hue sits on the warm side of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.033 away. White text reads best on it, at 9.97:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Rich Purple (#720058) |
| Black text | 2.10:1 |
| White text | 9.97:1 |
Values
| HEX | #781666 |
| RGB | rgb(120, 22, 102) |
| HSL | hsl(311, 69%, 28%) |
| OKLCH | oklch(40.2% 0.157 337) |
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 #781666 | 9.97:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #781666 | 2.10:1 | Fails | Lc 12.1 | Not readable |
| #781666 text on white | 9.97:1 | AAA | Lc 91.9 | Preferred for body text |
| #781666 text on black | 2.10:1 | Fails | Lc -10.5 | 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 900.
-
Step 50
50
#FDF2F9
oklch(97.2% 0.015 338.9)
-
Step 100
100
#FAE2F2
oklch(93.7% 0.033 338)
-
Step 200
200
#F6C9E9
oklch(88.4% 0.066 336.7)
-
Step 300
300
#F1A3DC
oklch(80.9% 0.117 337)
-
Step 400
400
#E76BCB
oklch(70.7% 0.189 336.9)
-
Step 500
500
#DC36BD
oklch(63.1% 0.24 336.9)
-
Step 600
600
#C300A6
oklch(55.7% 0.245 336.9)
-
Step 700
700
#A5008C
oklch(49.2% 0.217 337)
-
Step 800
800
#880073
oklch(42.7% 0.188 337)
-
Step 900
900 (this color)
#781666
oklch(40.2% 0.157 337)
-
Step 950
950
#420B38
oklch(27% 0.1 336.5)
#781666 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) | #193968 | 0.174 |
| Deuteranopia (no green cones) | #3C4864 | 0.148 |
| Tritanopia (no blue cones) | #7F1D3D | 0.077 |
| Achromatopsia (no color) | #424242 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #781666
#781666
oklch(40.2% 0.157 337)
- #005732
#005732
oklch(40.2% 0.096 156.7)
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 #781666, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.033
- Velvet #750851 ΔE 0.037
- Purple #800080 ΔE 0.049
- Red Purple #820747 ΔE 0.057
- Wine #80013F ΔE 0.067
- Grape Purple #5D1451 ΔE 0.067
- Mulberry #920A4E ΔE 0.071
- Dark Magenta #8B008B ΔE 0.071
Use #781666 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.