#545D6D
Closest named color: Slate (#516572). oklch(47.7% 0.028 262), rgb(84, 93, 109).
Aa
White text reads best on this color (6.63:1).
About this color
#545D6D is a medium-dark close to neutral grey. In OKLCH its lightness is 48%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.023 away. White text reads best on it, at 6.63:1.
| Hue family | Neutrals |
| Lightness | medium-dark (48%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.16:1 |
| White text | 6.63:1 |
Values
| HEX | #545D6D |
| RGB | rgb(84, 93, 109) |
| HSL | hsl(218, 13%, 38%) |
| OKLCH | oklch(47.7% 0.028 262) |
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 #545D6D | 6.63:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #545D6D | 3.16:1 | AA large text | Lc 21.2 | Dividers and decoration only |
| #545D6D text on white | 6.63:1 | AA | Lc 82.8 | Fine for body text |
| #545D6D text on black | 3.16:1 | AA large text | Lc -19.1 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D6D9DE
oklch(88.4% 0.008 260.7)
-
Step 300
300
#BCC1CA
oklch(81% 0.014 262.4)
-
Step 400
400
#99A1AF
oklch(70.7% 0.022 261.7)
-
Step 500
500
#808A9B
oklch(63.1% 0.028 261.1)
-
Step 600
600
#6A7486
oklch(55.7% 0.03 262.2)
-
Step 700
700 (this color)
#545D6D
oklch(47.7% 0.028 262)
-
Step 800
800
#484F5C
oklch(42.6% 0.023 262.9)
-
Step 900
900
#3C424C
oklch(37.7% 0.019 260.7)
-
Step 950
950
#23272C
oklch(27.1% 0.011 254)
#545D6D 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) | #585E6E | 0.007 |
| Deuteranopia (no green cones) | #555B6D | 0.006 |
| Tritanopia (no blue cones) | #4E6062 | 0.025 |
| Achromatopsia (no color) | #5C5C5C | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #545D6D
#545D6D
oklch(47.7% 0.028 262)
- #655B4B
#655B4B
oklch(47.6% 0.028 79.5)
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 #545D6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.023
- Dusty Grape #545775 ΔE 0.026
- YInMn Blue #415A77 ΔE 0.033
- Dusk #4E5481 ΔE 0.050
- Dim Gray #696969 ΔE 0.053
- Denim #3B638C ΔE 0.054
- Dusky Blue #475F94 ΔE 0.064
- Light Navy Blue #2E5A88 ΔE 0.065
Use #545D6D 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.