#554D57
Closest named color: Dusty Grape (#545775). oklch(43.2% 0.019 319.5), rgb(85, 77, 87).
Aa
White text reads best on this color (8.12:1).
About this color
#554D57 is a dark close to neutral grey. In OKLCH its lightness is 43%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Dusty Grape (#545775), ΔE 0.050 away. White text reads best on it, at 8.12:1.
| Hue family | Neutrals |
| Lightness | dark (43%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.58:1 |
| White text | 8.12:1 |
Values
| HEX | #554D57 |
| RGB | rgb(85, 77, 87) |
| HSL | hsl(288, 6%, 32%) |
| OKLCH | oklch(43.2% 0.019 319.5) |
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 #554D57 | 8.12:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #554D57 | 2.58:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #554D57 text on white | 8.12:1 | AAA | Lc 88.1 | Fine for body text |
| #554D57 text on black | 2.58:1 | Fails | Lc -14.0 | 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
#EBE9EB
oklch(93.6% 0.003 325.6)
-
Step 200
200
#DBD8DC
oklch(88.6% 0.006 317.8)
-
Step 300
300
#C4BEC5
oklch(80.8% 0.012 321.3)
-
Step 400
400
#A69DA8
oklch(70.7% 0.019 320.1)
-
Step 500
500
#908592
oklch(63.1% 0.023 321)
-
Step 600
600
#7A6F7D
oklch(55.7% 0.025 319)
-
Step 700
700
#675D69
oklch(49.2% 0.023 320.6)
-
Step 800
800 (this color)
#554D57
oklch(43.2% 0.019 319.5)
-
Step 900
900
#453F47
oklch(37.7% 0.016 317.7)
-
Step 950
950
#282529
oklch(26.9% 0.008 317.7)
#554D57 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) | #4C4F57 | 0.015 |
| Deuteranopia (no green cones) | #4E5057 | 0.014 |
| Tritanopia (no blue cones) | #554E50 | 0.013 |
| Achromatopsia (no color) | #505050 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554D57
#554D57
oklch(43.2% 0.019 319.5)
- #4B5349
#4B5349
oklch(43.2% 0.019 139.4)
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 #554D57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.050
- Dark Slate Gray #2F4F4F ΔE 0.058
- YInMn Blue #415A77 ΔE 0.059
- Purple Brown #673A3F ΔE 0.061
- Brownish Purple #76424E ΔE 0.063
- Charcoal Grey #3C4142 ΔE 0.065
- Dusk #4E5481 ΔE 0.067
- Dark Grey Blue #29465B ΔE 0.071
Use #554D57 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.