#4B4871
Closest named color: Dusk (#4E5481). oklch(42.3% 0.067 286.5), rgb(75, 72, 113).
Aa
White text reads best on this color (8.52:1).
About this color
#4B4871 is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.067 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.040 away. White text reads best on it, at 8.52:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.46:1 |
| White text | 8.52:1 |
Values
| HEX | #4B4871 |
| RGB | rgb(75, 72, 113) |
| HSL | hsl(244, 22%, 36%) |
| OKLCH | oklch(42.3% 0.067 286.5) |
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 #4B4871 | 8.52:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #4B4871 | 2.46:1 | Fails | Lc 14.7 | Not readable |
| #4B4871 text on white | 8.52:1 | AAA | Lc 89.3 | Fine for body text |
| #4B4871 text on black | 2.46:1 | Fails | Lc -13.0 | 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 800.
-
Step 50
50
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F1
oklch(93.6% 0.011 286.2)
-
Step 200
200
#D7D7E7
oklch(88.4% 0.022 285.9)
-
Step 300
300
#BEBDDA
oklch(80.8% 0.041 287)
-
Step 400
400
#9D9BC7
oklch(70.7% 0.064 286.7)
-
Step 500
500
#8582B8
oklch(63% 0.081 286.4)
-
Step 600
600
#6F6BA4
oklch(55.5% 0.088 286.4)
-
Step 700
700
#5D598D
oklch(49% 0.082 286.5)
-
Step 800
800 (this color)
#4B4871
oklch(42.3% 0.067 286.5)
-
Step 900
900
#3F3D5C
oklch(37.6% 0.053 286.5)
-
Step 950
950
#252436
oklch(27% 0.033 286.5)
#4B4871 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) | #3C4E73 | 0.026 |
| Deuteranopia (no green cones) | #3B4B70 | 0.025 |
| Tritanopia (no blue cones) | #424F57 | 0.057 |
| Achromatopsia (no color) | #4C4C4C | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4871
#4B4871
oklch(42.3% 0.067 286.5)
- #525021
#525021
oklch(42.2% 0.067 106.7)
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 #4B4871, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.040
- Twilight #4E518B ΔE 0.046
- Dusty Grape #545775 ΔE 0.048
- YInMn Blue #415A77 ΔE 0.053
- Dark Slate Blue #483D8B ΔE 0.058
- Light Navy Blue #2E5A88 ΔE 0.063
- Dusk Blue #26538D ΔE 0.063
- Dark Grey Blue #29465B ΔE 0.064
Use #4B4871 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.