#3F4232
Closest named color: Charcoal Grey (#3C4142). oklch(37.1% 0.027 116.3), rgb(63, 66, 50).
Aa
White text reads best on this color (10.31:1).
About this color
#3F4232 is a dark close to neutral grey. In OKLCH its lightness is 37%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.028 away. White text reads best on it, at 10.31:1.
| Hue family | Neutrals |
| Lightness | dark (37%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.03:1 |
| White text | 10.31:1 |
Values
| HEX | #3F4232 |
| RGB | rgb(63, 66, 50) |
| HSL | hsl(71, 14%, 23%) |
| OKLCH | oklch(37.1% 0.027 116.3) |
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 #3F4232 | 10.31:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #3F4232 | 2.03:1 | Fails | Lc 10.0 | Not readable |
| #3F4232 text on white | 10.31:1 | AAA | Lc 94.0 | Preferred for body text |
| #3F4232 text on black | 2.03:1 | Fails | Lc -8.6 | 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
#F5F6F4
oklch(97.2% 0.003 128.5)
-
Step 100
100
#E9EAE6
oklch(93.5% 0.005 117.9)
-
Step 200
200
#D8DAD2
oklch(88.5% 0.011 118)
-
Step 300
300
#BFC2B4
oklch(80.8% 0.02 116.7)
-
Step 400
400
#9FA38D
oklch(70.6% 0.031 115.6)
-
Step 500
500
#888D71
oklch(63.1% 0.041 115.8)
-
Step 600
600
#717759
oklch(55.6% 0.045 117.1)
-
Step 700
700
#5F6449
oklch(49.1% 0.042 116.5)
-
Step 800
800
#4E523C
oklch(42.8% 0.035 116.3)
-
Step 900
900 (this color)
#3F4232
oklch(37.1% 0.027 116.3)
-
Step 950
950
#26281E
oklch(27.1% 0.018 116.8)
#3F4232 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) | #444031 | 0.010 |
| Deuteranopia (no green cones) | #444133 | 0.009 |
| Tritanopia (no blue cones) | #41403E | 0.024 |
| Achromatopsia (no color) | #404040 | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F4232
#3F4232
oklch(37.1% 0.027 116.3)
- #413D4D
#413D4D
oklch(37% 0.028 296.5)
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 #3F4232, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.028
- Onyx #343A40 ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.053
- Dark Olive #373E02 ΔE 0.057
- Charcoal #264653 ΔE 0.059
- Evergreen #05472A ΔE 0.065
- Pakistan Green #283618 ΔE 0.066
- Dark Teal #014D4E ΔE 0.066
Use #3F4232 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.