#383140
Closest named color: Gunmetal (#293241). oklch(32.7% 0.028 306.1), rgb(56, 49, 64).
Aa
White text reads best on this color (12.48:1).
About this color
#383140 is a dark close to neutral grey. In OKLCH its lightness is 33%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.025 away. White text reads best on it, at 12.48:1.
| Hue family | Neutrals |
| Lightness | dark (33%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.68:1 |
| White text | 12.48:1 |
Values
| HEX | #383140 |
| RGB | rgb(56, 49, 64) |
| HSL | hsl(268, 13%, 22%) |
| OKLCH | oklch(32.7% 0.028 306.1) |
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 #383140 | 12.48:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #383140 | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #383140 text on white | 12.48:1 | AAA | Lc 98.4 | Preferred for body text |
| #383140 text on black | 1.68:1 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9ED
oklch(93.7% 0.006 308.4)
-
Step 200
200
#DBD7DF
oklch(88.5% 0.012 308.3)
-
Step 300
300
#C4BDCC
oklch(80.9% 0.022 306.8)
-
Step 400
400
#A69CB1
oklch(70.8% 0.032 307)
-
Step 500
500
#90839E
oklch(63.1% 0.043 306.9)
-
Step 600
600
#7A6D89
oklch(55.7% 0.045 306)
-
Step 700
700
#675B74
oklch(49.2% 0.042 306.7)
-
Step 800
800
#544A5F
oklch(42.7% 0.036 306.5)
-
Step 900
900 (this color)
#383140
oklch(32.7% 0.028 306.1)
-
Step 950
950
#28242D
oklch(26.9% 0.017 305.4)
#383140 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) | #2E3441 | 0.018 |
| Deuteranopia (no green cones) | #303440 | 0.016 |
| Tritanopia (no blue cones) | #373336 | 0.021 |
| Achromatopsia (no color) | #343434 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #383140
#383140
oklch(32.7% 0.028 306.1)
- #313728
#313728
oklch(32.6% 0.027 125.6)
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 #383140, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.025
- Space Cadet #2B2D42 ΔE 0.028
- Onyx #343A40 ΔE 0.030
- Dark Blue Grey #1F3B4D ΔE 0.046
- Charcoal Grey #3C4142 ΔE 0.053
- Prussian Blue #1D3557 ΔE 0.054
- Midnight Green #073B4C ΔE 0.061
- Oxford Blue #1B263B ΔE 0.065
Use #383140 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.