#4D3B86
Closest named color: Dark Slate Blue (#483D8B). oklch(41.2% 0.121 291.2), rgb(77, 59, 134).
Aa
White text reads best on this color (9.18:1).
About this color
#4D3B86 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.121 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.012 away. White text reads best on it, at 9.18:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.28:1 |
| White text | 9.18:1 |
Values
| HEX | #4D3B86 |
| RGB | rgb(77, 59, 134) |
| HSL | hsl(254, 39%, 38%) |
| OKLCH | oklch(41.2% 0.121 291.2) |
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 #4D3B86 | 9.18:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #4D3B86 | 2.28:1 | Fails | Lc 13.0 | Not readable |
| #4D3B86 text on white | 9.18:1 | AAA | Lc 90.9 | Preferred for body text |
| #4D3B86 text on black | 2.28:1 | Fails | Lc -11.4 | 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 800.
-
Step 50
50
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D9D5F2
oklch(88.5% 0.04 291.9)
-
Step 300
300
#C0B9EB
oklch(80.8% 0.07 291.2)
-
Step 400
400
#A194E1
oklch(70.8% 0.111 291)
-
Step 500
500
#8B77D9
oklch(63.1% 0.144 291.1)
-
Step 600
600
#765EC6
oklch(55.6% 0.156 291.1)
-
Step 700
700
#644DAB
oklch(49.2% 0.145 291.4)
-
Step 800
800 (this color)
#4D3B86
oklch(41.2% 0.121 291.2)
-
Step 900
900
#43376F
oklch(37.8% 0.093 291.1)
-
Step 950
950
#272041
oklch(26.9% 0.06 291.6)
#4D3B86 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) | #174989 | 0.072 |
| Deuteranopia (no green cones) | #1A4684 | 0.069 |
| Tritanopia (no blue cones) | #3D4B5A | 0.099 |
| Achromatopsia (no color) | #484848 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D3B86
#4D3B86
oklch(41.2% 0.121 291.2)
- #4D4F00
#4D4F00
oklch(41.2% 0.091 111.4)
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 #4D3B86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.012
- Blueberry #464196 ΔE 0.031
- Rebecca Purple #663399 ΔE 0.057
- Twilight #4E518B ΔE 0.059
- Cobalt #1E488F ΔE 0.066
- Dusk #4E5481 ΔE 0.072
- Dusk Blue #26538D ΔE 0.076
- Light Navy #155084 ΔE 0.082
Use #4D3B86 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.