#781A8A
Closest named color: Purple (#800080). oklch(42.7% 0.181 320.4), rgb(120, 26, 138).
Aa
White text reads best on this color (9.07:1).
About this color
#781A8A is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.181 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.029 away. White text reads best on it, at 9.07:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.181) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.31:1 |
| White text | 9.07:1 |
Values
| HEX | #781A8A |
| RGB | rgb(120, 26, 138) |
| HSL | hsl(290, 68%, 32%) |
| OKLCH | oklch(42.7% 0.181 320.4) |
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 #781A8A | 9.07:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #781A8A | 2.31:1 | Fails | Lc 14.4 | Not readable |
| #781A8A text on white | 9.07:1 | AAA | Lc 89.6 | Fine for body text |
| #781A8A text on black | 2.31:1 | Fails | Lc -12.6 | 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
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F4E4F7
oklch(93.7% 0.03 320.9)
-
Step 200
200
#EBCDF2
oklch(88.5% 0.059 319.8)
-
Step 300
300
#E0AAEB
oklch(80.9% 0.107 320.6)
-
Step 400
400
#CF79E1
oklch(70.7% 0.171 320.5)
-
Step 500
500
#C150D8
oklch(63.1% 0.217 320.5)
-
Step 600
600
#AC2AC5
oklch(55.6% 0.235 320.4)
-
Step 700
700
#9419AA
oklch(49.2% 0.219 320.6)
-
Step 800
800 (this color)
#781A8A
oklch(42.7% 0.181 320.4)
-
Step 900
900
#611E6E
oklch(37.6% 0.142 320.7)
-
Step 950
950
#391441
oklch(27.1% 0.089 320.1)
#781A8A 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) | #00428D | 0.176 |
| Deuteranopia (no green cones) | #274C88 | 0.160 |
| Tritanopia (no blue cones) | #793252 | 0.111 |
| Achromatopsia (no color) | #484848 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #781A8A
#781A8A
oklch(42.7% 0.181 320.4)
- #166000
#166000
oklch(42.8% 0.139 140.4)
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 #781A8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.029
- Dark Magenta #8B008B ΔE 0.041
- Rebecca Purple #663399 ΔE 0.056
- Warm Purple #952E8F ΔE 0.072
- Grape #7209B7 ΔE 0.077
- Rich Purple #720058 ΔE 0.086
- Light Eggplant #894585 ΔE 0.094
- Velvet #750851 ΔE 0.096
Use #781A8A 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.