#55696B
Closest named color: Slate (#516572). oklch(50.5% 0.024 203.9), rgb(85, 105, 107).
Aa
White text reads best on this color (5.80:1).
About this color
#55696B is a medium-dark close to neutral grey. In OKLCH its lightness is 51%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.020 away. White text reads best on it, at 5.80:1.
| Hue family | Neutrals |
| Lightness | medium-dark (51%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.61:1 |
| White text | 5.80:1 |
Values
| HEX | #55696B |
| RGB | rgb(85, 105, 107) |
| HSL | hsl(185, 11%, 38%) |
| OKLCH | oklch(50.5% 0.024 203.9) |
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 #55696B | 5.80:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #55696B | 3.61:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #55696B text on white | 5.80:1 | AA | Lc 79.0 | Fine for body text |
| #55696B text on black | 3.61:1 | AA large text | Lc -22.8 | 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
#E7EAEB
oklch(93.5% 0.004 219.5)
-
Step 200
200
#D4DADB
oklch(88.4% 0.007 208.8)
-
Step 300
300
#B8C3C4
oklch(80.9% 0.012 203.4)
-
Step 400
400
#94A4A6
oklch(70.7% 0.018 205.8)
-
Step 500
500
#798E90
oklch(63.1% 0.024 203.6)
-
Step 600
600
#62787A
oklch(55.6% 0.026 203.2)
-
Step 700
700 (this color)
#55696B
oklch(50.5% 0.024 203.9)
-
Step 800
800
#435254
oklch(42.6% 0.019 206.4)
-
Step 900
900
#384445
oklch(37.6% 0.016 202.7)
-
Step 950
950
#212829
oklch(27% 0.01 207.1)
#55696B 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) | #66676B | 0.025 |
| Deuteranopia (no green cones) | #62646B | 0.023 |
| Tritanopia (no blue cones) | #4E6B6A | 0.011 |
| Achromatopsia (no color) | #656565 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55696B
#55696B
oklch(50.5% 0.024 203.9)
- #72605E
#72605E
oklch(50.6% 0.024 25.4)
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 #55696B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.020
- Dim Gray #696969 ΔE 0.029
- Metallic Blue #4F738E ΔE 0.054
- Battleship Gray #6C757D ΔE 0.055
- Deep Turquoise #017374 ΔE 0.062
- Dark Aquamarine #017371 ΔE 0.062
- Dusty Grape #545775 ΔE 0.062
- YInMn Blue #415A77 ΔE 0.063
Use #55696B 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.