#601C78
Closest named color: Indigo (#4B0082). oklch(38% 0.154 315.5), rgb(96, 28, 120).
Aa
White text reads best on this color (10.85:1).
About this color
#601C78 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.154 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.063 away. White text reads best on it, at 10.85:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.93:1 |
| White text | 10.85:1 |
Values
| HEX | #601C78 |
| RGB | rgb(96, 28, 120) |
| HSL | hsl(284, 62%, 29%) |
| OKLCH | oklch(38% 0.154 315.5) |
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 #601C78 | 10.85:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #601C78 | 1.93:1 | Fails | Lc 9.7 | Not readable |
| #601C78 text on white | 10.85:1 | AAA | Lc 94.2 | Preferred for body text |
| #601C78 text on black | 1.93:1 | Fails | Lc -8.3 | 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
#FAF3FD
oklch(97.2% 0.015 316)
-
Step 100
100
#F3E4F9
oklch(93.7% 0.032 316.4)
-
Step 200
200
#EACDF6
oklch(88.5% 0.063 316)
-
Step 300
300
#DDAAF3
oklch(80.9% 0.114 315.4)
-
Step 400
400
#CC77ED
oklch(70.7% 0.185 315.8)
-
Step 500
500
#BD4BE7
oklch(63% 0.236 315.5)
-
Step 600
600
#A91ED5
oklch(55.6% 0.256 315.6)
-
Step 700
700
#9106B9
oklch(49.1% 0.238 315.5)
-
Step 800
800
#761195
oklch(42.7% 0.197 315.8)
-
Step 900
900 (this color)
#601C78
oklch(38% 0.154 315.5)
-
Step 950
950
#381246
oklch(27% 0.098 315.6)
#601C78 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) | #00397B | 0.141 |
| Deuteranopia (no green cones) | #1A3F76 | 0.131 |
| Tritanopia (no blue cones) | #5E3048 | 0.100 |
| Achromatopsia (no color) | #3D3D3D | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #601C78
#601C78
oklch(38% 0.154 315.5)
- #244F00
#244F00
oklch(38.1% 0.113 135.6)
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 #601C78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.063
- Royal Purple #4B006E ΔE 0.063
- Grape Purple #5D1451 ΔE 0.067
- Purple #800080 ΔE 0.069
- Rebecca Purple #663399 ΔE 0.069
- Rich Purple #720058 ΔE 0.071
- Velvet #750851 ΔE 0.083
- Dark Slate Blue #483D8B ΔE 0.083
Use #601C78 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.