#41423F
Closest named color: Charcoal Grey (#3C4142). oklch(37.7% 0.005 121.7), rgb(65, 66, 63).
Aa
White text reads best on this color (10.11:1).
About this color
#41423F is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.005. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.011 away. White text reads best on it, at 10.11:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.005) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.07:1 |
| White text | 10.11:1 |
Values
| HEX | #41423F |
| RGB | rgb(65, 66, 63) |
| HSL | hsl(80, 2%, 25%) |
| OKLCH | oklch(37.7% 0.005 121.7) |
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 #41423F | 10.11:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #41423F | 2.07:1 | Fails | Lc 10.4 | Not readable |
| #41423F text on white | 10.11:1 | AAA | Lc 93.5 | Preferred for body text |
| #41423F text on black | 2.07:1 | Fails | Lc -9.0 | 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
#F5F5F5
oklch(97% 0 0)
-
Step 100
100
#EAEAE9
oklch(93.7% 0.001 106.4)
-
Step 200
200
#D9D9D8
oklch(88.5% 0.001 106.4)
-
Step 300
300
#C0C1BE
oklch(80.9% 0.004 121.6)
-
Step 400
400
#A0A19D
oklch(70.7% 0.006 118)
-
Step 500
500
#888A85
oklch(63% 0.008 124.5)
-
Step 600
600
#72746F
oklch(55.6% 0.008 124.6)
-
Step 700
700
#60615C
oklch(49% 0.008 115.9)
-
Step 800
800
#4E504C
oklch(42.8% 0.007 128.6)
-
Step 900
900 (this color)
#41423F
oklch(37.7% 0.005 121.7)
-
Step 950
950
#262725
oklch(27.1% 0.004 128.6)
#41423F 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) | #42423F | 0.002 |
| Deuteranopia (no green cones) | #42423F | 0.002 |
| Tritanopia (no blue cones) | #414241 | 0.003 |
| Achromatopsia (no color) | #424242 | 0.006 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #41423F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.011
- Onyx #343A40 ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.045
- Charcoal #264653 ΔE 0.045
- Dark Grey Blue #29465B ΔE 0.053
- Dark Blue Grey #1F3B4D ΔE 0.062
- Dark Teal #014D4E ΔE 0.063
- Dark Blue Green #005249 ΔE 0.070
Use #41423F 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.