#596673
Closest named color: Slate (#516572). oklch(50.4% 0.026 248.3), rgb(89, 102, 115).
Aa
White text reads best on this color (5.87:1).
About this color
#596673 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 0.012 away. White text reads best on it, at 5.87:1.
| Hue family | Neutrals |
| Lightness | medium-dark (50%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.57:1 |
| White text | 5.87:1 |
Values
| HEX | #596673 |
| RGB | rgb(89, 102, 115) |
| HSL | hsl(210, 13%, 40%) |
| OKLCH | oklch(50.4% 0.026 248.3) |
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 #596673 | 5.87:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #596673 | 3.57:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #596673 text on white | 5.87:1 | AA | Lc 79.4 | Fine for body text |
| #596673 text on black | 3.57:1 | AA large text | Lc -22.4 | 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
#F4F5F6
oklch(97% 0.002 247.8)
-
Step 100
100
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D6DADE
oklch(88.6% 0.007 247.9)
-
Step 300
300
#BAC1C9
oklch(80.8% 0.014 251.6)
-
Step 400
400
#97A2AD
oklch(70.7% 0.02 248.1)
-
Step 500
500
#7E8B99
oklch(63.1% 0.026 250.2)
-
Step 600
600
#677583
oklch(55.6% 0.028 248.3)
-
Step 700
700 (this color)
#596673
oklch(50.4% 0.026 248.3)
-
Step 800
800
#46505B
oklch(42.7% 0.022 250.8)
-
Step 900
900
#3B434A
oklch(37.8% 0.016 244.6)
-
Step 950
950
#22272C
oklch(27% 0.012 248.3)
#596673 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) | #616674 | 0.012 |
| Deuteranopia (no green cones) | #5E6373 | 0.011 |
| Tritanopia (no blue cones) | #52696A | 0.022 |
| Achromatopsia (no color) | #646464 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #596673
#596673
oklch(50.4% 0.026 248.3)
- #6F6255
#6F6255
oklch(50.5% 0.026 67.2)
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 #596673, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.012
- Dim Gray #696969 ΔE 0.031
- Dusty Grape #545775 ΔE 0.048
- Metallic Blue #4F738E ΔE 0.048
- YInMn Blue #415A77 ΔE 0.054
- Battleship Gray #6C757D ΔE 0.054
- Denim #3B638C ΔE 0.056
- Dusky Blue #475F94 ΔE 0.067
Use #596673 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.