#3F2E2B
Closest named color: Onyx (#343A40). oklch(32% 0.026 30), rgb(63, 46, 43).
Aa
White text reads best on this color (12.82:1).
About this color
#3F2E2B is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.045 away. White text reads best on it, at 12.82:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.63:1 |
| White text | 12.82:1 |
Values
| HEX | #3F2E2B |
| RGB | rgb(63, 46, 43) |
| HSL | hsl(9, 19%, 21%) |
| OKLCH | oklch(32% 0.026 30) |
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 #3F2E2B | 12.82:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #3F2E2B | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #3F2E2B text on white | 12.82:1 | AAA | Lc 98.9 | Preferred for body text |
| #3F2E2B text on black | 1.63:1 | 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 950.
-
Step 50
50
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#F0E8E6
oklch(93.7% 0.009 34.3)
-
Step 200
200
#E4D5D3
oklch(88.5% 0.017 26.7)
-
Step 300
300
#D4BAB5
oklch(81% 0.031 30.7)
-
Step 400
400
#BD968F
oklch(70.7% 0.048 30.1)
-
Step 500
500
#AC7C73
oklch(63.2% 0.062 30.8)
-
Step 600
600
#97645C
oklch(55.6% 0.068 29.2)
-
Step 700
700
#81534B
oklch(49.1% 0.064 30.3)
-
Step 800
800
#69443E
oklch(42.7% 0.053 29.5)
-
Step 900
900
#553935
oklch(37.6% 0.041 28.2)
-
Step 950
950 (this color)
#3F2E2B
oklch(32% 0.026 30)
#3F2E2B 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) | #32302B | 0.025 |
| Deuteranopia (no green cones) | #36332B | 0.022 |
| Tritanopia (no blue cones) | #432C2D | 0.011 |
| Achromatopsia (no color) | #323232 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2E2B
#3F2E2B
oklch(32% 0.026 30)
- #23373A
#23373A
oklch(32.1% 0.026 207.7)
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 #3F2E2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.045
- Gunmetal #293241 ΔE 0.050
- Space Cadet #2B2D42 ΔE 0.055
- Charcoal Grey #3C4142 ΔE 0.061
- Pakistan Green #283618 ΔE 0.063
- Jet #212529 ΔE 0.067
- Chocolate Brown #411900 ΔE 0.070
- Dark Blue Grey #1F3B4D ΔE 0.073
Use #3F2E2B 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.