#54666F
Closest named color: Slate (#516572). oklch(49.9% 0.026 229.6), rgb(84, 102, 111).
Aa
White text reads best on this color (5.98:1).
About this color
#54666F is a medium-dark close to neutral grey. In OKLCH its lightness is 50%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.008 away. White text reads best on it, at 5.98:1.
| Hue family | Neutrals |
| Lightness | medium-dark (50%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.50:1 |
| White text | 5.98:1 |
Values
| HEX | #54666F |
| RGB | rgb(84, 102, 111) |
| HSL | hsl(200, 14%, 38%) |
| OKLCH | oklch(49.9% 0.026 229.6) |
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 #54666F | 5.98:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #54666F | 3.50:1 | AA large text | Lc 24.1 | Dividers and decoration only |
| #54666F text on white | 5.98:1 | AA | Lc 79.9 | Fine for body text |
| #54666F text on black | 3.50:1 | AA large text | Lc -21.9 | 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 700.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D5DADD
oklch(88.5% 0.007 233.7)
-
Step 300
300
#B9C2C7
oklch(80.9% 0.012 231.7)
-
Step 400
400
#94A3AB
oklch(70.6% 0.021 230.8)
-
Step 500
500
#7A8D96
oklch(63.1% 0.026 228)
-
Step 600
600
#637781
oklch(55.7% 0.028 229.5)
-
Step 700
700 (this color)
#54666F
oklch(49.9% 0.026 229.6)
-
Step 800
800
#435159
oklch(42.6% 0.022 233.1)
-
Step 900
900
#394349
oklch(37.6% 0.017 234.2)
-
Step 950
950
#21282B
oklch(27.1% 0.011 225.5)
#54666F 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) | #61656F | 0.019 |
| Deuteranopia (no green cones) | #5D626F | 0.017 |
| Tritanopia (no blue cones) | #4C6969 | 0.019 |
| Achromatopsia (no color) | #636363 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #54666F
#54666F
oklch(49.9% 0.026 229.6)
- #705F56
#705F56
oklch(49.9% 0.026 49.6)
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 #54666F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.008
- Dim Gray #696969 ΔE 0.034
- Dusty Grape #545775 ΔE 0.050
- YInMn Blue #415A77 ΔE 0.052
- Metallic Blue #4F738E ΔE 0.053
- Denim #3B638C ΔE 0.058
- Battleship Gray #6C757D ΔE 0.060
- Dark Aqua #05696B ΔE 0.064
Use #54666F 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.