#504D5E
Closest named color: Dusty Grape (#545775). oklch(43% 0.028 293.3), rgb(80, 77, 94).
Aa
White text reads best on this color (8.18:1).
About this color
#504D5E is a dark close to neutral grey. In OKLCH its lightness is 43%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Dusty Grape (#545775), ΔE 0.043 away. White text reads best on it, at 8.18:1.
| Hue family | Neutrals |
| Lightness | dark (43%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #504D5E |
| RGB | rgb(80, 77, 94) |
| HSL | hsl(251, 10%, 34%) |
| OKLCH | oklch(43% 0.028 293.3) |
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 #504D5E | 8.18:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #504D5E | 2.56:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #504D5E text on white | 8.18:1 | AAA | Lc 88.3 | Fine for body text |
| #504D5E text on black | 2.56:1 | Fails | Lc -13.8 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#D9D8DF
oklch(88.5% 0.01 292.8)
-
Step 300
300
#C1BFCA
oklch(81% 0.015 294.4)
-
Step 400
400
#A19EB0
oklch(70.8% 0.026 293.4)
-
Step 500
500
#8A869C
oklch(63.1% 0.033 293.8)
-
Step 600
600
#747087
oklch(55.7% 0.036 293.2)
-
Step 700
700
#615D73
oklch(49% 0.035 293.4)
-
Step 800
800 (this color)
#504D5E
oklch(43% 0.028 293.3)
-
Step 900
900
#42404C
oklch(37.8% 0.02 293)
-
Step 950
950
#27252D
oklch(27% 0.015 296.8)
#504D5E 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) | #494F5F | 0.012 |
| Deuteranopia (no green cones) | #4A4F5D | 0.011 |
| Tritanopia (no blue cones) | #4D5053 | 0.024 |
| Achromatopsia (no color) | #4F4F4F | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504D5E
#504D5E
oklch(43% 0.028 293.3)
- #4F5240
#4F5240
oklch(43% 0.029 115.3)
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 #504D5E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.043
- YInMn Blue #415A77 ΔE 0.050
- Dusk #4E5481 ΔE 0.057
- Dark Slate Gray #2F4F4F ΔE 0.057
- Dark Grey Blue #29465B ΔE 0.063
- Charcoal Grey #3C4142 ΔE 0.065
- Charcoal #264653 ΔE 0.069
- Purple Brown #673A3F ΔE 0.070
Use #504D5E 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.