#504663
Closest named color: Dusty Grape (#545775). oklch(41.6% 0.049 300.1), rgb(80, 70, 99).
Aa
White text reads best on this color (8.75:1).
About this color
#504663 is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.049 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.053 away. White text reads best on it, at 8.75:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.39:1 |
| White text | 8.75:1 |
Values
| HEX | #504663 |
| RGB | rgb(80, 70, 99) |
| HSL | hsl(261, 17%, 33%) |
| OKLCH | oklch(41.6% 0.049 300.1) |
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 #504663 | 8.75:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #504663 | 2.39:1 | Fails | Lc 14.0 | Not readable |
| #504663 text on white | 8.75:1 | AAA | Lc 90.0 | Fine for body text |
| #504663 text on black | 2.39:1 | Fails | Lc -12.3 | 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
#EAE9EF
oklch(93.7% 0.008 293.9)
-
Step 200
200
#DAD7E2
oklch(88.5% 0.015 298.5)
-
Step 300
300
#C3BDD1
oklch(80.9% 0.029 299.4)
-
Step 400
400
#A59BBA
oklch(70.8% 0.046 300)
-
Step 500
500
#8F82A8
oklch(63.2% 0.058 300.4)
-
Step 600
600
#796B93
oklch(55.6% 0.063 300.4)
-
Step 700
700
#66597E
oklch(49.1% 0.06 300.3)
-
Step 800
800 (this color)
#504663
oklch(41.6% 0.049 300.1)
-
Step 900
900
#453D53
oklch(37.7% 0.038 301.2)
-
Step 950
950
#282431
oklch(27% 0.024 298.9)
#504663 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) | #404B64 | 0.028 |
| Deuteranopia (no green cones) | #424B62 | 0.026 |
| Tritanopia (no blue cones) | #4D4A50 | 0.039 |
| Achromatopsia (no color) | #4B4B4B | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504663
#504663
oklch(41.6% 0.049 300.1)
- #485031
#485031
oklch(41.5% 0.049 120.4)
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 #504663, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.053
- Dusk #4E5481 ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.060
- YInMn Blue #415A77 ΔE 0.061
- Twilight #4E518B ΔE 0.067
- Charcoal Grey #3C4142 ΔE 0.067
- Purple Brown #673A3F ΔE 0.069
- Charcoal #264653 ΔE 0.069
Use #504663 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.