#3E3941
Closest named color: Onyx (#343A40). oklch(35.3% 0.015 313), rgb(62, 57, 65).
Aa
White text reads best on this color (11.25:1).
About this color
#3E3941 is a dark close to neutral grey. In OKLCH its lightness is 35%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.017 away. White text reads best on it, at 11.25:1.
| Hue family | Neutrals |
| Lightness | dark (35%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.86:1 |
| White text | 11.25:1 |
Values
| HEX | #3E3941 |
| RGB | rgb(62, 57, 65) |
| HSL | hsl(278, 7%, 24%) |
| OKLCH | oklch(35.3% 0.015 313) |
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 #3E3941 | 11.25:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #3E3941 | 1.86:1 | Fails | Lc 7.9 | Not readable |
| #3E3941 text on white | 11.25:1 | AAA | Lc 96.0 | Preferred for body text |
| #3E3941 text on black | 1.86:1 | 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
#EAE9EB
oklch(93.5% 0.003 308.4)
-
Step 200
200
#DAD8DC
oklch(88.5% 0.006 308.4)
-
Step 300
300
#C3BFC6
oklch(81% 0.011 311.2)
-
Step 400
400
#A59DA9
oklch(70.7% 0.019 314.7)
-
Step 500
500
#8E8694
oklch(63.2% 0.023 311)
-
Step 600
600
#796F7E
oklch(55.6% 0.026 314.6)
-
Step 700
700
#655D6A
oklch(49% 0.023 312.6)
-
Step 800
800
#534C57
oklch(42.7% 0.02 313.4)
-
Step 900
900 (this color)
#3E3941
oklch(35.3% 0.015 313)
-
Step 950
950
#28252A
oklch(27% 0.01 312.1)
#3E3941 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) | #383A41 | 0.010 |
| Deuteranopia (no green cones) | #393B41 | 0.010 |
| Tritanopia (no blue cones) | #3E3A3C | 0.010 |
| Achromatopsia (no color) | #3B3B3B | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E3941
#3E3941
oklch(35.3% 0.015 313)
- #383D35
#383D35
oklch(35.3% 0.015 133.6)
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 #3E3941, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.017
- Charcoal Grey #3C4142 ΔE 0.026
- Gunmetal #293241 ΔE 0.044
- Dark Blue Grey #1F3B4D ΔE 0.047
- Charcoal #264653 ΔE 0.051
- Space Cadet #2B2D42 ΔE 0.055
- Dark Grey Blue #29465B ΔE 0.055
- Midnight Green #073B4C ΔE 0.064
Use #3E3941 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.