#586371
Closest named color: Slate (#516572). oklch(49.5% 0.026 254.5), rgb(88, 99, 113).
Aa
White text reads best on this color (6.10:1).
About this color
#586371 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 0.011 away. White text reads best on it, at 6.10:1.
| Hue family | Neutrals |
| Lightness | medium-dark (50%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.43:1 |
| White text | 6.10:1 |
Values
| HEX | #586371 |
| RGB | rgb(88, 99, 113) |
| HSL | hsl(214, 12%, 39%) |
| OKLCH | oklch(49.5% 0.026 254.5) |
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 #586371 | 6.10:1 | AA | Lc -85.7 | Fine for body text |
| Black text on #586371 | 3.43:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #586371 text on white | 6.10:1 | AA | Lc 80.5 | Fine for body text |
| #586371 text on black | 3.43:1 | AA large text | Lc -21.3 | 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
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D6D9DE
oklch(88.4% 0.008 260.7)
-
Step 300
300
#BBC1C9
oklch(80.9% 0.013 255.5)
-
Step 400
400
#98A2AD
oklch(70.8% 0.02 250.7)
-
Step 500
500
#7F8B99
oklch(63.2% 0.025 252.3)
-
Step 600
600
#687484
oklch(55.5% 0.029 255.6)
-
Step 700
700 (this color)
#586371
oklch(49.5% 0.026 254.5)
-
Step 800
800
#47505B
oklch(42.7% 0.022 253.5)
-
Step 900
900
#3C424B
oklch(37.7% 0.017 258.4)
-
Step 950
950
#23272C
oklch(27.1% 0.011 254)
#586371 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) | #5E6372 | 0.009 |
| Deuteranopia (no green cones) | #5B6171 | 0.007 |
| Tritanopia (no blue cones) | #526667 | 0.023 |
| Achromatopsia (no color) | #626262 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #586371
#586371
oklch(49.5% 0.026 254.5)
- #6B6052
#6B6052
oklch(49.5% 0.026 73.8)
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 #586371, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.011
- Dim Gray #696969 ΔE 0.037
- Dusty Grape #545775 ΔE 0.040
- YInMn Blue #415A77 ΔE 0.047
- Denim #3B638C ΔE 0.055
- Metallic Blue #4F738E ΔE 0.055
- Dusk #4E5481 ΔE 0.061
- Battleship Gray #6C757D ΔE 0.063
Use #586371 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.