#51466C
Closest named color: Dusk (#4E5481). oklch(42.2% 0.063 296.9), rgb(81, 70, 108).
Aa
White text reads best on this color (8.59:1).
About this color
#51466C is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.063 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.047 away. White text reads best on it, at 8.59:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.44:1 |
| White text | 8.59:1 |
Values
| HEX | #51466C |
| RGB | rgb(81, 70, 108) |
| HSL | hsl(257, 21%, 35%) |
| OKLCH | oklch(42.2% 0.063 296.9) |
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 #51466C | 8.59:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #51466C | 2.44:1 | Fails | Lc 14.5 | Not readable |
| #51466C text on white | 8.59:1 | AAA | Lc 89.5 | Fine for body text |
| #51466C text on black | 2.44:1 | Fails | Lc -12.7 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EAE8F0
oklch(93.5% 0.011 297.6)
-
Step 200
200
#DAD7E5
oklch(88.6% 0.019 295.8)
-
Step 300
300
#C3BCD6
oklch(80.9% 0.037 297.9)
-
Step 400
400
#A499C2
oklch(70.7% 0.06 297.1)
-
Step 500
500
#8E80B2
oklch(63.1% 0.075 297)
-
Step 600
600
#78699E
oklch(55.6% 0.082 296.6)
-
Step 700
700
#655787
oklch(49% 0.077 296.9)
-
Step 800
800 (this color)
#51466C
oklch(42.2% 0.063 296.9)
-
Step 900
900
#443C59
oklch(37.7% 0.05 296.6)
-
Step 950
950
#282334
oklch(26.9% 0.032 297.7)
#51466C 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) | #3D4C6E | 0.034 |
| Deuteranopia (no green cones) | #3E4C6B | 0.033 |
| Tritanopia (no blue cones) | #4C4C54 | 0.050 |
| Achromatopsia (no color) | #4C4C4C | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51466C
#51466C
oklch(42.2% 0.063 296.9)
- #4B5228
#4B5228
oklch(42.2% 0.063 117)
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 #51466C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.047
- Dusty Grape #545775 ΔE 0.050
- Twilight #4E518B ΔE 0.054
- YInMn Blue #415A77 ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.064
- Dark Grey Blue #29465B ΔE 0.068
- Light Navy Blue #2E5A88 ΔE 0.074
- Dusk Blue #26538D ΔE 0.076
Use #51466C 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.