#505173
Closest named color: Dusty Grape (#545775). oklch(44.8% 0.055 282.6), rgb(80, 81, 115).
Aa
White text reads best on this color (7.59:1).
About this color
#505173 is a dark, muted purple. In OKLCH its lightness is 45%, its chroma 0.055 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.019 away. White text reads best on it, at 7.59:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.76:1 |
| White text | 7.59:1 |
Values
| HEX | #505173 |
| RGB | rgb(80, 81, 115) |
| HSL | hsl(238, 18%, 38%) |
| OKLCH | oklch(44.8% 0.055 282.6) |
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 #505173 | 7.59:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #505173 | 2.76:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #505173 text on white | 7.59:1 | AAA | Lc 86.4 | Fine for body text |
| #505173 text on black | 2.76:1 | Fails | Lc -15.7 | Dividers and decoration only |
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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9F0
oklch(93.6% 0.009 286.2)
-
Step 200
200
#D7D8E5
oklch(88.5% 0.018 282.5)
-
Step 300
300
#BDBED6
oklch(80.8% 0.034 283.7)
-
Step 400
400
#9B9DC1
oklch(70.7% 0.052 282.5)
-
Step 500
500
#8385B1
oklch(63.1% 0.066 282.3)
-
Step 600
600
#6D6E9D
oklch(55.6% 0.073 282.8)
-
Step 700
700
#5B5C86
oklch(49.1% 0.067 282.6)
-
Step 800
800 (this color)
#505173
oklch(44.8% 0.055 282.6)
-
Step 900
900
#3E3F58
oklch(37.8% 0.043 282.4)
-
Step 950
950
#242534
oklch(27% 0.028 281.4)
#505173 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) | #475574 | 0.017 |
| Deuteranopia (no green cones) | #465372 | 0.016 |
| Tritanopia (no blue cones) | #47575D | 0.048 |
| Achromatopsia (no color) | #545454 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #505173
#505173
oklch(44.8% 0.055 282.6)
- #5A5631
#5A5631
oklch(44.7% 0.055 103)
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 #505173, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.019
- Dusk #4E5481 ΔE 0.023
- YInMn Blue #415A77 ΔE 0.031
- Twilight #4E518B ΔE 0.040
- Light Navy Blue #2E5A88 ΔE 0.052
- Denim Blue #3B5B92 ΔE 0.056
- Dusky Blue #475F94 ΔE 0.059
- Denim #3B638C ΔE 0.060
Use #505173 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.