#554F5B
Closest named color: Dusty Grape (#545775). oklch(43.8% 0.021 307.9), rgb(85, 79, 91).
Aa
White text reads best on this color (7.90:1).
About this color
#554F5B is a dark close to neutral grey. In OKLCH its lightness is 44%, its chroma 0.021. 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 7.90:1.
| Hue family | Neutrals |
| Lightness | dark (44%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.65:1 |
| White text | 7.90:1 |
Values
| HEX | #554F5B |
| RGB | rgb(85, 79, 91) |
| HSL | hsl(270, 7%, 33%) |
| OKLCH | oklch(43.8% 0.021 307.9) |
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 #554F5B | 7.90:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #554F5B | 2.65:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #554F5B text on white | 7.90:1 | AAA | Lc 87.5 | Fine for body text |
| #554F5B text on black | 2.65:1 | Fails | Lc -14.7 | 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
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EAE9EC
oklch(93.6% 0.004 301.4)
-
Step 200
200
#DAD8DD
oklch(88.5% 0.007 304.2)
-
Step 300
300
#C3BFC7
oklch(81% 0.012 308.3)
-
Step 400
400
#A49EAA
oklch(70.8% 0.018 308.2)
-
Step 500
500
#8E8695
oklch(63.2% 0.024 309.4)
-
Step 600
600
#786F80
oklch(55.6% 0.028 309.1)
-
Step 700
700
#655D6C
oklch(49.1% 0.026 309.3)
-
Step 800
800 (this color)
#554F5B
oklch(43.8% 0.021 307.9)
-
Step 900
900
#443F48
oklch(37.6% 0.016 310.3)
-
Step 950
950
#28252A
oklch(27% 0.01 312.1)
#554F5B 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) | #4D515C | 0.013 |
| Deuteranopia (no green cones) | #4E515B | 0.012 |
| Tritanopia (no blue cones) | #545053 | 0.015 |
| Achromatopsia (no color) | #515151 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554F5B
#554F5B
oklch(43.8% 0.021 307.9)
- #4F5448
#4F5448
oklch(43.8% 0.02 125.7)
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 #554F5B, 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 0.053
- Dark Slate Gray #2F4F4F ΔE 0.060
- Dusk #4E5481 ΔE 0.061
- Brownish Purple #76424E ΔE 0.065
- Slate #516572 ΔE 0.066
- Purple Brown #673A3F ΔE 0.067
- Charcoal Grey #3C4142 ΔE 0.071
Use #554F5B 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.