#554C59
Closest named color: Dusty Grape (#545775). oklch(43% 0.024 315.5), rgb(85, 76, 89).
Aa
White text reads best on this color (8.18:1).
About this color
#554C59 is a dark close to neutral grey. In OKLCH its lightness is 43%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Dusty Grape (#545775), ΔE 0.048 away. White text reads best on it, at 8.18:1.
| Hue family | Neutrals |
| Lightness | dark (43%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #554C59 |
| RGB | rgb(85, 76, 89) |
| HSL | hsl(282, 8%, 32%) |
| OKLCH | oklch(43% 0.024 315.5) |
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 #554C59 | 8.18:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #554C59 | 2.56:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #554C59 text on white | 8.18:1 | AAA | Lc 88.3 | Fine for body text |
| #554C59 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
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EBE9EC
oklch(93.6% 0.005 314.8)
-
Step 200
200
#DBD8DD
oklch(88.6% 0.007 312.3)
-
Step 300
300
#C4BEC7
oklch(80.9% 0.014 314.7)
-
Step 400
400
#A69DAA
oklch(70.8% 0.021 315.6)
-
Step 500
500
#908496
oklch(63% 0.03 314.6)
-
Step 600
600
#7A6E80
oklch(55.5% 0.031 314.6)
-
Step 700
700
#675C6C
oklch(49.1% 0.029 315.3)
-
Step 800
800 (this color)
#554C59
oklch(43% 0.024 315.5)
-
Step 900
900
#453F48
oklch(37.7% 0.017 314.6)
-
Step 950
950
#29252A
oklch(27.1% 0.011 319.5)
#554C59 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) | #4B4E5A | 0.017 |
| Deuteranopia (no green cones) | #4C4F59 | 0.016 |
| Tritanopia (no blue cones) | #554D50 | 0.016 |
| Achromatopsia (no color) | #4F4F4F | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554C59
#554C59
oklch(43% 0.024 315.5)
- #4A5346
#4A5346
oklch(43% 0.024 136)
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 #554C59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.048
- YInMn Blue #415A77 ΔE 0.058
- Dark Slate Gray #2F4F4F ΔE 0.060
- Purple Brown #673A3F ΔE 0.060
- Brownish Purple #76424E ΔE 0.063
- Dusk #4E5481 ΔE 0.064
- Charcoal Grey #3C4142 ΔE 0.065
- Dark Grey Blue #29465B ΔE 0.070
Use #554C59 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.