#5A616C
Closest named color: Slate (#516572). oklch(49% 0.02 259.4), rgb(90, 97, 108).
Aa
White text reads best on this color (6.24:1).
About this color
#5A616C is a medium-dark close to neutral grey. In OKLCH its lightness is 49%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.016 away. White text reads best on it, at 6.24:1.
| Hue family | Neutrals |
| Lightness | medium-dark (49%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.36:1 |
| White text | 6.24:1 |
Values
| HEX | #5A616C |
| RGB | rgb(90, 97, 108) |
| HSL | hsl(217, 9%, 39%) |
| OKLCH | oklch(49% 0.02 259.4) |
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 #5A616C | 6.24:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #5A616C | 3.36:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #5A616C text on white | 6.24:1 | AA | Lc 81.2 | Fine for body text |
| #5A616C text on black | 3.36:1 | AA large text | Lc -20.7 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E9EAEC
oklch(93.7% 0.003 264.5)
-
Step 200
200
#D7D9DD
oklch(88.5% 0.006 264.5)
-
Step 300
300
#BDC1C7
oklch(81% 0.01 258.3)
-
Step 400
400
#9BA1AA
oklch(70.7% 0.015 258.4)
-
Step 500
500
#838A96
oklch(63.2% 0.02 261.3)
-
Step 600
600
#6C7480
oklch(55.6% 0.021 258.4)
-
Step 700
700 (this color)
#5A616C
oklch(49% 0.02 259.4)
-
Step 800
800
#4A4F58
oklch(42.6% 0.016 262.3)
-
Step 900
900
#3E4248
oklch(37.8% 0.012 258.4)
-
Step 950
950
#24272A
oklch(27.1% 0.007 248.1)
#5A616C 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) | #5D616D | 0.005 |
| Deuteranopia (no green cones) | #5C606C | 0.004 |
| Tritanopia (no blue cones) | #566364 | 0.017 |
| Achromatopsia (no color) | #606060 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A616C
#5A616C
oklch(49% 0.02 259.4)
- #675F54
#675F54
oklch(49% 0.02 75.9)
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 #5A616C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.016
- Dim Gray #696969 ΔE 0.036
- Dusty Grape #545775 ΔE 0.039
- YInMn Blue #415A77 ΔE 0.048
- Denim #3B638C ΔE 0.061
- Dusk #4E5481 ΔE 0.063
- Metallic Blue #4F738E ΔE 0.064
- Battleship Gray #6C757D ΔE 0.067
Use #5A616C 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.