#55676A
Closest named color: Slate (#516572). oklch(50% 0.022 208.8), rgb(85, 103, 106).
Aa
White text reads best on this color (5.94:1).
About this color
#55676A is a medium-dark close to neutral grey. In OKLCH its lightness is 50%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.017 away. White text reads best on it, at 5.94:1.
| Hue family | Neutrals |
| Lightness | medium-dark (50%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.53:1 |
| White text | 5.94:1 |
Values
| HEX | #55676A |
| RGB | rgb(85, 103, 106) |
| HSL | hsl(189, 11%, 37%) |
| OKLCH | oklch(50% 0.022 208.8) |
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 #55676A | 5.94:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #55676A | 3.53:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #55676A text on white | 5.94:1 | AA | Lc 79.7 | Fine for body text |
| #55676A text on black | 3.53:1 | AA large text | Lc -22.1 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEB
oklch(93.5% 0.004 219.5)
-
Step 200
200
#D5DADB
oklch(88.5% 0.006 211)
-
Step 300
300
#B9C3C4
oklch(81% 0.011 204.1)
-
Step 400
400
#95A4A6
oklch(70.8% 0.017 206.4)
-
Step 500
500
#7B8D91
oklch(63% 0.022 212.6)
-
Step 600
600
#64777B
oklch(55.5% 0.023 211.8)
-
Step 700
700 (this color)
#55676A
oklch(50% 0.022 208.8)
-
Step 800
800
#445254
oklch(42.7% 0.018 207)
-
Step 900
900
#394446
oklch(37.8% 0.015 209.8)
-
Step 950
950
#212829
oklch(27% 0.01 207.1)
#55676A 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) | #64656A | 0.022 |
| Deuteranopia (no green cones) | #60636A | 0.019 |
| Tritanopia (no blue cones) | #4F6968 | 0.011 |
| Achromatopsia (no color) | #646464 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55676A
#55676A
oklch(50% 0.022 208.8)
- #6F5F5C
#6F5F5C
oklch(50% 0.021 30.4)
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 #55676A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.017
- Dim Gray #696969 ΔE 0.030
- Dusty Grape #545775 ΔE 0.058
- Metallic Blue #4F738E ΔE 0.058
- YInMn Blue #415A77 ΔE 0.059
- Battleship Gray #6C757D ΔE 0.059
- Dark Aqua #05696B ΔE 0.064
- Deep Turquoise #017374 ΔE 0.064
Use #55676A 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.