#781B82
Closest named color: Purple (#800080). oklch(42.3% 0.174 323.6), rgb(120, 27, 130).
Aa
White text reads best on this color (9.21:1).
About this color
#781B82 is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.174 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple (#800080), ΔE 0.025 away. White text reads best on it, at 9.21:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Purple (#800080) |
| Black text | 2.27:1 |
| White text | 9.21:1 |
Values
| HEX | #781B82 |
| RGB | rgb(120, 27, 130) |
| HSL | hsl(294, 66%, 31%) |
| OKLCH | oklch(42.3% 0.174 323.6) |
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 #781B82 | 9.21:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #781B82 | 2.27:1 | Fails | Lc 13.9 | Not readable |
| #781B82 text on white | 9.21:1 | AAA | Lc 90.1 | Preferred for body text |
| #781B82 text on black | 2.27:1 | Fails | Lc -12.2 | 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
#F4E4F5
oklch(93.7% 0.028 324)
-
Step 200
200
#ECCDEF
oklch(88.5% 0.057 323.3)
-
Step 300
300
#E1AAE6
oklch(80.8% 0.102 323.7)
-
Step 400
400
#D17ADA
oklch(70.8% 0.163 323.6)
-
Step 500
500
#C352CF
oklch(63.1% 0.207 323.7)
-
Step 600
600
#AE2EBC
oklch(55.6% 0.225 323.6)
-
Step 700
700
#951DA2
oklch(49% 0.21 323.5)
-
Step 800
800 (this color)
#781B82
oklch(42.3% 0.174 323.6)
-
Step 900
900
#622069
oklch(37.7% 0.135 323.8)
-
Step 950
950
#3A143E
oklch(27% 0.087 323.8)
#781B82 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) | #004185 | 0.178 |
| Deuteranopia (no green cones) | #2E4B80 | 0.154 |
| Tritanopia (no blue cones) | #7A2F4E | 0.102 |
| Achromatopsia (no color) | #474747 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #781B82
#781B82
oklch(42.3% 0.174 323.6)
- #005F0C
#005F0C
oklch(42.1% 0.138 143.7)
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 #781B82, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple #800080 ΔE 0.025
- Dark Magenta #8B008B ΔE 0.043
- Rebecca Purple #663399 ΔE 0.063
- Warm Purple #952E8F ΔE 0.073
- Rich Purple #720058 ΔE 0.074
- Velvet #750851 ΔE 0.083
- Grape #7209B7 ΔE 0.090
- Light Eggplant #894585 ΔE 0.091
Use #781B82 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.