#781C7A
Closest named color: Purple (#800080). oklch(41.8% 0.166 327.1), rgb(120, 28, 122).
Aa
White text reads best on this color (9.35:1).
About this color
#781C7A is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.166 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.028 away. White text reads best on it, at 9.35:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.24:1 |
| White text | 9.35:1 |
Values
| HEX | #781C7A |
| RGB | rgb(120, 28, 122) |
| HSL | hsl(299, 63%, 29%) |
| OKLCH | oklch(41.8% 0.166 327.1) |
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 #781C7A | 9.35:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #781C7A | 2.24:1 | Fails | Lc 13.5 | Not readable |
| #781C7A text on white | 9.35:1 | AAA | Lc 90.5 | Preferred for body text |
| #781C7A text on black | 2.24:1 | Fails | Lc -11.8 | 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 800.
-
Step 50
50
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F5E4F4
oklch(93.7% 0.028 327.6)
-
Step 200
200
#EDCDEC
oklch(88.4% 0.054 327)
-
Step 300
300
#E3ABE1
oklch(81% 0.096 327.6)
-
Step 400
400
#D27BD2
oklch(70.7% 0.154 327.1)
-
Step 500
500
#C554C6
oklch(63.2% 0.198 327.3)
-
Step 600
600
#B031B3
oklch(55.6% 0.216 327)
-
Step 700
700
#97219A
oklch(49.1% 0.201 327)
-
Step 800
800 (this color)
#781C7A
oklch(41.8% 0.166 327.1)
-
Step 900
900
#632164
oklch(37.7% 0.129 327.2)
-
Step 950
950
#3A153B
oklch(27% 0.082 326.5)
#781C7A 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) | #033F7D | 0.178 |
| Deuteranopia (no green cones) | #344B78 | 0.150 |
| Tritanopia (no blue cones) | #7C2C4A | 0.094 |
| Achromatopsia (no color) | #474747 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #781C7A
#781C7A
oklch(41.8% 0.166 327.1)
- #005E1E
#005E1E
oklch(42% 0.125 146.9)
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 #781C7A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.028
- Dark Magenta #8B008B ΔE 0.049
- Rich Purple #720058 ΔE 0.062
- Velvet #750851 ΔE 0.070
- Rebecca Purple #663399 ΔE 0.071
- Warm Purple #952E8F ΔE 0.075
- Red Violet #9E0168 ΔE 0.086
- Red Purple #820747 ΔE 0.088
Use #781C7A 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.