#4D3363
Closest named color: Dark Slate Blue (#483D8B). oklch(37.4% 0.085 307.8), rgb(77, 51, 99).
Aa
White text reads best on this color (10.66:1).
About this color
#4D3363 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.085 and its hue 308°. 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 10.66:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.96:1 |
| White text | 10.66:1 |
Values
| HEX | #4D3363 |
| RGB | rgb(77, 51, 99) |
| HSL | hsl(272, 32%, 29%) |
| OKLCH | oklch(37.4% 0.085 307.8) |
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 #4D3363 | 10.66:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #4D3363 | 1.96:1 | Fails | Lc 9.3 | Not readable |
| #4D3363 text on white | 10.66:1 | AAA | Lc 94.6 | Preferred for body text |
| #4D3363 text on black | 1.96:1 | Fails | Lc -8.0 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F4
oklch(93.6% 0.018 306.7)
-
Step 200
200
#DFD3EC
oklch(88.4% 0.036 307.2)
-
Step 300
300
#CCB6E1
oklch(80.9% 0.064 308.1)
-
Step 400
400
#B28FD2
oklch(70.7% 0.103 307.8)
-
Step 500
500
#9F72C6
oklch(63.1% 0.131 307.7)
-
Step 600
600
#8A59B2
oklch(55.6% 0.141 307.9)
-
Step 700
700
#754999
oklch(49.1% 0.13 307.7)
-
Step 800
800
#5F3C7C
oklch(42.6% 0.108 307.7)
-
Step 900
900 (this color)
#4D3363
oklch(37.4% 0.085 307.8)
-
Step 950
950
#2E1F3B
oklch(27.1% 0.054 307.8)
#4D3363 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) | #273D65 | 0.064 |
| Deuteranopia (no green cones) | #2E3F62 | 0.059 |
| Tritanopia (no blue cones) | #4A3B46 | 0.062 |
| Achromatopsia (no color) | #3E3E3E | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D3363
#4D3363
oklch(37.4% 0.085 307.8)
- #344910
#344910
oklch(37.5% 0.085 127.7)
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 #4D3363, 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 0.073
- Dark Grey Blue #29465B ΔE 0.080
- Prussian Blue #1D3557 ΔE 0.081
- Onyx #343A40 ΔE 0.084
- Charcoal Grey #3C4142 ΔE 0.086
- Space Cadet #2B2D42 ΔE 0.088
- Purple Brown #673A3F ΔE 0.088
Use #4D3363 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.