#43363F
Closest named color: Onyx (#343A40). oklch(35% 0.024 337.4), rgb(67, 54, 63).
Aa
White text reads best on this color (11.42:1).
About this color
#43363F is a dark close to neutral grey. In OKLCH its lightness is 35%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.027 away. White text reads best on it, at 11.42:1.
| Hue family | Neutrals |
| Lightness | dark (35%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.83:1 |
| White text | 11.42:1 |
Values
| HEX | #43363F |
| RGB | rgb(67, 54, 63) |
| HSL | hsl(318, 11%, 24%) |
| OKLCH | oklch(35% 0.024 337.4) |
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 #43363F | 11.42:1 | AAA | Lc -100.1 | Preferred for body text |
| Black text on #43363F | 1.83:1 | Fails | Lc 7.5 | Not readable |
| #43363F text on white | 11.42:1 | AAA | Lc 96.3 | Preferred for body text |
| #43363F text on black | 1.83:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#ECE8EB
oklch(93.5% 0.006 334)
-
Step 200
200
#DED7DB
oklch(88.6% 0.009 341.8)
-
Step 300
300
#C9BCC5
oklch(80.9% 0.019 336.6)
-
Step 400
400
#AD9AA7
oklch(70.7% 0.029 337.3)
-
Step 500
500
#998191
oklch(63% 0.037 338.4)
-
Step 600
600
#836B7C
oklch(55.7% 0.039 336.8)
-
Step 700
700
#6F5968
oklch(49.1% 0.036 338)
-
Step 800
800
#5A4955
oklch(42.7% 0.03 336.9)
-
Step 900
900 (this color)
#43363F
oklch(35% 0.024 337.4)
-
Step 950
950
#2B2429
oklch(27% 0.014 336.2)
#43363F 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) | #36393F | 0.024 |
| Deuteranopia (no green cones) | #393A3F | 0.021 |
| Tritanopia (no blue cones) | #453639 | 0.011 |
| Achromatopsia (no color) | #3A3A3A | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43363F
#43363F
oklch(35% 0.024 337.4)
- #313E36
#313E36
oklch(34.9% 0.022 158)
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 #43363F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.027
- Charcoal Grey #3C4142 ΔE 0.035
- Gunmetal #293241 ΔE 0.048
- Space Cadet #2B2D42 ΔE 0.056
- Dark Blue Grey #1F3B4D ΔE 0.057
- Charcoal #264653 ΔE 0.062
- Dark Grey Blue #29465B ΔE 0.065
- Prussian Blue #1D3557 ΔE 0.072
Use #43363F 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.