#3D2F2F
Closest named color: Onyx (#343A40). oklch(32.1% 0.021 18.3), rgb(61, 47, 47).
Aa
White text reads best on this color (12.75:1).
About this color
#3D2F2F is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.039 away. White text reads best on it, at 12.75:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.64:1 |
| White text | 12.75:1 |
Values
| HEX | #3D2F2F |
| RGB | rgb(61, 47, 47) |
| HSL | hsl(0, 13%, 21%) |
| OKLCH | oklch(32.1% 0.021 18.3) |
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 #3D2F2F | 12.75:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #3D2F2F | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #3D2F2F text on white | 12.75:1 | AAA | Lc 98.8 | Preferred for body text |
| #3D2F2F text on black | 1.64:1 | 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
#F8F5F4
oklch(97.2% 0.003 39.5)
-
Step 100
100
#EEE8E8
oklch(93.6% 0.007 17.3)
-
Step 200
200
#E2D6D6
oklch(88.6% 0.013 17.4)
-
Step 300
300
#D0BBBB
oklch(81% 0.024 17.7)
-
Step 400
400
#B89797
oklch(70.6% 0.04 18.1)
-
Step 500
500
#A67E7E
oklch(63.2% 0.05 18.6)
-
Step 600
600
#906767
oklch(55.6% 0.053 18.9)
-
Step 700
700
#7B5556
oklch(49.1% 0.051 17.3)
-
Step 800
800
#644646
oklch(42.7% 0.041 18.9)
-
Step 900
900
#523B3B
oklch(37.8% 0.033 18.7)
-
Step 950
950 (this color)
#3D2F2F
oklch(32.1% 0.021 18.3)
#3D2F2F 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) | #31312F | 0.022 |
| Deuteranopia (no green cones) | #35332F | 0.019 |
| Tritanopia (no blue cones) | #402E2F | 0.006 |
| Achromatopsia (no color) | #323232 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D2F2F
#3D2F2F
oklch(32.1% 0.021 18.3)
- #273637
#273637
oklch(32% 0.02 201.3)
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 #3D2F2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.039
- Gunmetal #293241 ΔE 0.044
- Space Cadet #2B2D42 ΔE 0.048
- Charcoal Grey #3C4142 ΔE 0.057
- Pakistan Green #283618 ΔE 0.064
- Jet #212529 ΔE 0.065
- Dark Blue Grey #1F3B4D ΔE 0.066
- Oxford Blue #1B263B ΔE 0.075
Use #3D2F2F 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.