#504F72
Closest named color: Dusty Grape (#545775). oklch(44.3% 0.057 285.1), rgb(80, 79, 114).
Aa
White text reads best on this color (7.77:1).
About this color
#504F72 is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.057 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.025 away. White text reads best on it, at 7.77:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.70:1 |
| White text | 7.77:1 |
Values
| HEX | #504F72 |
| RGB | rgb(80, 79, 114) |
| HSL | hsl(242, 18%, 38%) |
| OKLCH | oklch(44.3% 0.057 285.1) |
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 #504F72 | 7.77:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #504F72 | 2.70:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #504F72 text on white | 7.77:1 | AAA | Lc 87.0 | Fine for body text |
| #504F72 text on black | 2.70:1 | Fails | Lc -15.1 | 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
#BEBED6
oklch(80.9% 0.034 285.6)
-
Step 400
400
#9D9CC1
oklch(70.6% 0.054 286.2)
-
Step 500
500
#8584B2
oklch(63.1% 0.069 285.3)
-
Step 600
600
#6F6D9D
oklch(55.6% 0.074 285.6)
-
Step 700
700
#5D5B86
oklch(49.1% 0.068 285.7)
-
Step 800
800 (this color)
#504F72
oklch(44.3% 0.057 285.1)
-
Step 900
900
#3F3E58
oklch(37.6% 0.044 285.8)
-
Step 950
950
#252534
oklch(27.1% 0.028 284.4)
#504F72 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) | #455373 | 0.019 |
| Deuteranopia (no green cones) | #445171 | 0.019 |
| Tritanopia (no blue cones) | #48555B | 0.050 |
| Achromatopsia (no color) | #525252 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504F72
#504F72
oklch(44.3% 0.057 285.1)
- #58552F
#58552F
oklch(44.3% 0.056 104.5)
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 #504F72, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.025
- Dusk #4E5481 ΔE 0.025
- YInMn Blue #415A77 ΔE 0.036
- Twilight #4E518B ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.055
- Denim Blue #3B5B92 ΔE 0.059
- Dusky Blue #475F94 ΔE 0.063
- Dusk Blue #26538D ΔE 0.064
Use #504F72 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.