#4A2F65
Closest named color: Dark Slate Blue (#483D8B). oklch(36.4% 0.094 305.3), rgb(74, 47, 101).
Aa
White text reads best on this color (11.13:1).
About this color
#4A2F65 is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.094 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.069 away. White text reads best on it, at 11.13:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.88:1 |
| White text | 11.13:1 |
Values
| HEX | #4A2F65 |
| RGB | rgb(74, 47, 101) |
| HSL | hsl(270, 36%, 29%) |
| OKLCH | oklch(36.4% 0.094 305.3) |
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 #4A2F65 | 11.13:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #4A2F65 | 1.88:1 | Fails | Lc 8.4 | Not readable |
| #4A2F65 text on white | 11.13:1 | AAA | Lc 95.5 | Preferred for body text |
| #4A2F65 text on black | 1.88:1 | Fails | Lc 0.0 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DFD3EE
oklch(88.5% 0.039 305.6)
-
Step 300
300
#CBB6E6
oklch(81% 0.07 304.8)
-
Step 400
400
#B18ED9
oklch(70.7% 0.113 305.1)
-
Step 500
500
#9E70CE
oklch(63% 0.144 305.2)
-
Step 600
600
#8956BB
oklch(55.5% 0.157 305.2)
-
Step 700
700
#7546A1
oklch(49.1% 0.145 305.6)
-
Step 800
800
#5F3A83
oklch(42.7% 0.121 305.3)
-
Step 900
900 (this color)
#4A2F65
oklch(36.4% 0.094 305.3)
-
Step 950
950
#2D1E3D
oklch(26.9% 0.059 305.1)
#4A2F65 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) | #1F3B67 | 0.071 |
| Deuteranopia (no green cones) | #273C64 | 0.064 |
| Tritanopia (no blue cones) | #463945 | 0.070 |
| Achromatopsia (no color) | #3B3B3B | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A2F65
#4A2F65
oklch(36.4% 0.094 305.3)
- #334600
#334600
oklch(36.4% 0.092 125.2)
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 #4A2F65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.069
- Grape Purple #5D1451 ΔE 0.070
- Prussian Blue #1D3557 ΔE 0.079
- Royal Purple #4B006E ΔE 0.082
- Plum Purple #4E0550 ΔE 0.084
- Space Cadet #2B2D42 ΔE 0.085
- Dark Grey Blue #29465B ΔE 0.087
- Indigo #4B0082 ΔE 0.089
Use #4A2F65 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.