#4A2F6C
Closest named color: Dark Slate Blue (#483D8B). oklch(36.9% 0.104 302), rgb(74, 47, 108).
Aa
White text reads best on this color (10.96:1).
About this color
#4A2F6C is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.104 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.060 away. White text reads best on it, at 10.96:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.91:1 |
| White text | 10.96:1 |
Values
| HEX | #4A2F6C |
| RGB | rgb(74, 47, 108) |
| HSL | hsl(267, 39%, 30%) |
| OKLCH | oklch(36.9% 0.104 302) |
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 #4A2F6C | 10.96:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #4A2F6C | 1.91:1 | Fails | Lc 8.8 | Not readable |
| #4A2F6C text on white | 10.96:1 | AAA | Lc 95.1 | Preferred for body text |
| #4A2F6C text on black | 1.91:1 | Fails | Lc -7.5 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#ECE7F7
oklch(93.7% 0.022 300.2)
-
Step 200
200
#DED3F2
oklch(88.5% 0.044 301.7)
-
Step 300
300
#CAB5EB
oklch(80.9% 0.078 302.4)
-
Step 400
400
#AF8DE1
oklch(70.7% 0.124 301.9)
-
Step 500
500
#9C6ED8
oklch(63.1% 0.159 302.1)
-
Step 600
600
#8754C6
oklch(55.7% 0.172 301.7)
-
Step 700
700
#7343AB
oklch(49.1% 0.161 302.1)
-
Step 800
800
#5D388A
oklch(42.6% 0.133 301.9)
-
Step 900
900 (this color)
#4A2F6C
oklch(36.9% 0.104 302)
-
Step 950
950
#2D1D41
oklch(27% 0.067 302.7)
#4A2F6C 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) | #193C6E | 0.076 |
| Deuteranopia (no green cones) | #213C6B | 0.070 |
| Tritanopia (no blue cones) | #443B48 | 0.080 |
| Achromatopsia (no color) | #3C3C3C | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A2F6C
#4A2F6C
oklch(36.9% 0.104 302)
- #384600
#384600
oklch(36.8% 0.089 121.7)
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 #4A2F6C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.060
- Grape Purple #5D1451 ΔE 0.075
- Royal Purple #4B006E ΔE 0.078
- Blueberry #464196 ΔE 0.079
- Indigo #4B0082 ΔE 0.081
- Prussian Blue #1D3557 ΔE 0.084
- Plum Purple #4E0550 ΔE 0.088
- Twilight Blue #0A437A ΔE 0.089
Use #4A2F6C 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.