#4F2885
Closest named color: Dark Slate Blue (#483D8B). oklch(38.2% 0.148 298.3), rgb(79, 40, 133).
Aa
White text reads best on this color (10.63:1).
About this color
#4F2885 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.148 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.049 away. White text reads best on it, at 10.63:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.63:1 |
Values
| HEX | #4F2885 |
| RGB | rgb(79, 40, 133) |
| HSL | hsl(265, 54%, 34%) |
| OKLCH | oklch(38.2% 0.148 298.3) |
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 #4F2885 | 10.63:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #4F2885 | 1.97:1 | Fails | Lc 9.8 | Not readable |
| #4F2885 text on white | 10.63:1 | AAA | Lc 94.1 | Preferred for body text |
| #4F2885 text on black | 1.97:1 | Fails | Lc -8.5 | 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
#F6F3FE
oklch(97% 0.015 298.6)
-
Step 100
100
#ECE6FD
oklch(93.6% 0.031 297.7)
-
Step 200
200
#DED1FD
oklch(88.5% 0.061 298.7)
-
Step 300
300
#C9B1FF
oklch(80.9% 0.111 298)
-
Step 400
400
#B084FF
oklch(70.8% 0.177 298.3)
-
Step 500
500
#9E5DFD
oklch(63.1% 0.227 298.3)
-
Step 600
600
#8A3BEC
oklch(55.6% 0.246 298.1)
-
Step 700
700
#762ACD
oklch(49.1% 0.228 298.4)
-
Step 800
800
#6026A6
oklch(42.8% 0.19 298.5)
-
Step 900
900 (this color)
#4F2885
oklch(38.2% 0.148 298.3)
-
Step 950
950
#2D184D
oklch(27% 0.094 298.1)
#4F2885 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) | #003E88 | 0.100 |
| Deuteranopia (no green cones) | #003D83 | 0.101 |
| Tritanopia (no blue cones) | #423E53 | 0.112 |
| Achromatopsia (no color) | #3E3E3E | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F2885
#4F2885
oklch(38.2% 0.148 298.3)
- #3F4900
#3F4900
oklch(38.3% 0.089 118.3)
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 #4F2885, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.049
- Indigo #4B0082 ΔE 0.054
- Rebecca Purple #663399 ΔE 0.061
- Blueberry #464196 ΔE 0.063
- Imperial Purple #480CA8 ΔE 0.069
- Royal Purple #4B006E ΔE 0.071
- Chrysanthemum #560BAD ΔE 0.072
- Indigo Blue #3A18B1 ΔE 0.088
Use #4F2885 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.