#38353F
Closest named color: Onyx (#343A40). oklch(33.6% 0.018 299.1), rgb(56, 53, 63).
Aa
White text reads best on this color (12.00:1).
About this color
#38353F is a dark close to neutral grey. In OKLCH its lightness is 34%, its chroma 0.018. 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 12.00:1.
| Hue family | Neutrals |
| Lightness | dark (34%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.74:1 |
| White text | 12.00:1 |
Values
| HEX | #38353F |
| RGB | rgb(56, 53, 63) |
| HSL | hsl(258, 9%, 23%) |
| OKLCH | oklch(33.6% 0.018 299.1) |
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 #38353F | 12.00:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #38353F | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #38353F text on white | 12.00:1 | AAA | Lc 97.5 | Preferred for body text |
| #38353F text on black | 1.74:1 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#EAE9EC
oklch(93.6% 0.004 301.4)
-
Step 200
200
#DAD8DD
oklch(88.5% 0.007 304.2)
-
Step 300
300
#C1BFC8
oklch(80.9% 0.013 296.3)
-
Step 400
400
#A29EAC
oklch(70.7% 0.021 298.9)
-
Step 500
500
#8B8698
oklch(63% 0.027 298.3)
-
Step 600
600
#757083
oklch(55.6% 0.03 297.5)
-
Step 700
700
#635D6F
oklch(49% 0.029 300.5)
-
Step 800
800
#504C5A
oklch(42.6% 0.023 298.5)
-
Step 900
900 (this color)
#38353F
oklch(33.6% 0.018 299.1)
-
Step 950
950
#27252B
oklch(26.9% 0.011 300.8)
#38353F 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) | #33363F | 0.009 |
| Deuteranopia (no green cones) | #34363F | 0.007 |
| Tritanopia (no blue cones) | #373638 | 0.014 |
| Achromatopsia (no color) | #363636 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #38353F
#38353F
oklch(33.6% 0.018 299.1)
- #36382E
#36382E
oklch(33.5% 0.017 116.5)
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 #38353F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.017
- Gunmetal #293241 ΔE 0.028
- Space Cadet #2B2D42 ΔE 0.038
- Charcoal Grey #3C4142 ΔE 0.040
- Dark Blue Grey #1F3B4D ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.056
- Midnight Green #073B4C ΔE 0.057
- Charcoal #264653 ΔE 0.058
Use #38353F 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.