#4D2F74
Closest named color: Dark Slate Blue (#483D8B). oklch(37.8% 0.115 301.1), rgb(77, 47, 116).
Aa
White text reads best on this color (10.63:1).
About this color
#4D2F74 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.115 and its hue 301°. 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 | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.63:1 |
Values
| HEX | #4D2F74 |
| RGB | rgb(77, 47, 116) |
| HSL | hsl(266, 42%, 32%) |
| OKLCH | oklch(37.8% 0.115 301.1) |
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 #4D2F74 | 10.63:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #4D2F74 | 1.97:1 | Fails | Lc 9.6 | Not readable |
| #4D2F74 text on white | 10.63:1 | AAA | Lc 94.4 | Preferred for body text |
| #4D2F74 text on black | 1.97:1 | Fails | Lc -8.2 | 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 900.
-
Step 50
50
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#ECE6F8
oklch(93.5% 0.025 301.1)
-
Step 200
200
#DED2F4
oklch(88.4% 0.048 301.5)
-
Step 300
300
#CAB4F0
oklch(80.9% 0.086 301.3)
-
Step 400
400
#B08BE8
oklch(70.8% 0.137 301.3)
-
Step 500
500
#9D6AE1
oklch(63% 0.176 301.3)
-
Step 600
600
#884ECF
oklch(55.5% 0.192 301)
-
Step 700
700
#743EB3
oklch(49.1% 0.178 301.3)
-
Step 800
800
#5E3491
oklch(42.6% 0.148 301.1)
-
Step 900
900 (this color)
#4D2F74
oklch(37.8% 0.115 301.1)
-
Step 950
950
#2D1C44
oklch(27% 0.073 301.3)
#4D2F74 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) | #113E76 | 0.086 |
| Deuteranopia (no green cones) | #1C3E72 | 0.079 |
| Tritanopia (no blue cones) | #453D4C | 0.088 |
| Achromatopsia (no color) | #3E3E3E | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D2F74
#4D2F74
oklch(37.8% 0.115 301.1)
- #3B4800
#3B4800
oklch(37.7% 0.09 120.7)
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 #4D2F74, 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
- Blueberry #464196 ΔE 0.069
- Indigo #4B0082 ΔE 0.075
- Royal Purple #4B006E ΔE 0.077
- Rebecca Purple #663399 ΔE 0.078
- Grape Purple #5D1451 ΔE 0.081
- Twilight Blue #0A437A ΔE 0.092
- Cobalt #1E488F ΔE 0.093
Use #4D2F74 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.