#43565D
Closest named color: Dark Slate Gray (#2F4F4F). oklch(44% 0.026 222.3), rgb(67, 86, 93).
Aa
White text reads best on this color (7.69:1).
About this color
#43565D is a dark close to neutral grey. In OKLCH its lightness is 44%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.041 away. White text reads best on it, at 7.69:1.
| Hue family | Neutrals |
| Lightness | dark (44%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.72:1 |
| White text | 7.69:1 |
Values
| HEX | #43565D |
| RGB | rgb(67, 86, 93) |
| HSL | hsl(196, 16%, 31%) |
| OKLCH | oklch(44% 0.026 222.3) |
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 #43565D | 7.69:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #43565D | 2.72:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #43565D text on white | 7.69:1 | AAA | Lc 86.7 | Fine for body text |
| #43565D text on black | 2.72:1 | Fails | Lc -15.4 | 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 800.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D3DADD
oklch(88.4% 0.009 225.1)
-
Step 300
300
#B7C3C8
oklch(80.9% 0.015 224.5)
-
Step 400
400
#91A4AC
oklch(70.6% 0.024 225)
-
Step 500
500
#768E97
oklch(63.1% 0.031 222.6)
-
Step 600
600
#5E7882
oklch(55.6% 0.034 223.4)
-
Step 700
700
#4D656E
oklch(49.1% 0.032 222.9)
-
Step 800
800 (this color)
#43565D
oklch(44% 0.026 222.3)
-
Step 900
900
#364449
oklch(37.6% 0.02 221.6)
-
Step 950
950
#20282B
oklch(27% 0.013 222.5)
#43565D 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) | #52555D | 0.022 |
| Deuteranopia (no green cones) | #4E525D | 0.019 |
| Tritanopia (no blue cones) | #3B5858 | 0.016 |
| Achromatopsia (no color) | #535353 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43565D
#43565D
oklch(44% 0.026 222.3)
- #604E47
#604E47
oklch(44% 0.027 42.4)
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 #43565D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.041
- YInMn Blue #415A77 ΔE 0.041
- Dusty Grape #545775 ΔE 0.049
- Petrol #005F6A ΔE 0.052
- Deep Teal #00555A ΔE 0.055
- Dark Green Blue #1F6357 ΔE 0.056
- Slate #516572 ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.065
Use #43565D 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.