#4D4170
Closest named color: Dark Slate Blue (#483D8B). oklch(40.9% 0.078 294.4), rgb(77, 65, 112).
Aa
White text reads best on this color (9.10:1).
About this color
#4D4170 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.078 and its hue 294°. 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 9.10:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #4D4170 |
| RGB | rgb(77, 65, 112) |
| HSL | hsl(255, 27%, 35%) |
| OKLCH | oklch(40.9% 0.078 294.4) |
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 #4D4170 | 9.10:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #4D4170 | 2.30:1 | Fails | Lc 13.1 | Not readable |
| #4D4170 text on white | 9.10:1 | AAA | Lc 90.9 | Preferred for body text |
| #4D4170 text on black | 2.30:1 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#EAE8F2
oklch(93.5% 0.014 295.3)
-
Step 200
200
#DAD6E9
oklch(88.5% 0.026 295.5)
-
Step 300
300
#C2BBDC
oklch(80.8% 0.047 295.1)
-
Step 400
400
#A398CA
oklch(70.7% 0.073 294.5)
-
Step 500
500
#8D7EBC
oklch(63.1% 0.093 294.7)
-
Step 600
600
#7767A8
oklch(55.6% 0.1 294.2)
-
Step 700
700
#645591
oklch(49.1% 0.095 294.1)
-
Step 800
800 (this color)
#4D4170
oklch(40.9% 0.078 294.4)
-
Step 900
900
#443B5F
oklch(37.8% 0.061 294.8)
-
Step 950
950
#282337
oklch(27.1% 0.037 295.3)
#4D4170 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) | #344972 | 0.042 |
| Deuteranopia (no green cones) | #35486F | 0.040 |
| Tritanopia (no blue cones) | #454953 | 0.063 |
| Achromatopsia (no color) | #484848 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D4170
#4D4170
oklch(40.9% 0.078 294.4)
- #494F16
#494F16
oklch(41% 0.079 115.1)
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 #4D4170, 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
- Dusk #4E5481 ΔE 0.056
- Twilight #4E518B ΔE 0.057
- Blueberry #464196 ΔE 0.064
- Dusty Grape #545775 ΔE 0.066
- Dark Grey Blue #29465B ΔE 0.069
- YInMn Blue #415A77 ΔE 0.073
- Dusk Blue #26538D ΔE 0.075
Use #4D4170 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.