#39323D
Closest named color: Onyx (#343A40). oklch(32.9% 0.021 313.3), rgb(57, 50, 61).
Aa
White text reads best on this color (12.37:1).
About this color
#39323D is a dark close to neutral grey. In OKLCH its lightness is 33%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.026 away. White text reads best on it, at 12.37:1.
| Hue family | Neutrals |
| Lightness | dark (33%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.69:1 |
| White text | 12.37:1 |
Values
| HEX | #39323D |
| RGB | rgb(57, 50, 61) |
| HSL | hsl(278, 10%, 22%) |
| OKLCH | oklch(32.9% 0.021 313.3) |
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 #39323D | 12.37:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #39323D | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #39323D text on white | 12.37:1 | AAA | Lc 98.2 | Preferred for body text |
| #39323D text on black | 1.69:1 | 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
#EBE9EC
oklch(93.6% 0.005 314.8)
-
Step 200
200
#DBD7DD
oklch(88.4% 0.009 314.8)
-
Step 300
300
#C4BEC8
oklch(80.9% 0.015 312.2)
-
Step 400
400
#A69CAC
oklch(70.6% 0.026 313.1)
-
Step 500
500
#918498
oklch(63.2% 0.033 313.9)
-
Step 600
600
#7B6D82
oklch(55.5% 0.036 314.5)
-
Step 700
700
#675B6E
oklch(49% 0.033 313.1)
-
Step 800
800
#544B5A
oklch(42.7% 0.027 311.9)
-
Step 900
900 (this color)
#39323D
oklch(32.9% 0.021 313.3)
-
Step 950
950
#29252B
oklch(27.1% 0.012 314.6)
#39323D 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) | #31343D | 0.015 |
| Deuteranopia (no green cones) | #32353D | 0.015 |
| Tritanopia (no blue cones) | #393336 | 0.014 |
| Achromatopsia (no color) | #343434 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39323D
#39323D
oklch(32.9% 0.021 313.3)
- #31382C
#31382C
oklch(33% 0.023 132.3)
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 #39323D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.026
- Gunmetal #293241 ΔE 0.027
- Space Cadet #2B2D42 ΔE 0.033
- Dark Blue Grey #1F3B4D ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.048
- Prussian Blue #1D3557 ΔE 0.059
- Midnight Green #073B4C ΔE 0.062
- Charcoal #264653 ΔE 0.067
Use #39323D 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.