#3A2F2D
Closest named color: Onyx (#343A40). oklch(31.7% 0.017 30.1), rgb(58, 47, 45).
Aa
White text reads best on this color (12.92:1).
About this color
#3A2F2D is a dark close to neutral grey. In OKLCH its lightness is 32%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.040 away. White text reads best on it, at 12.92:1.
| Hue family | Neutrals |
| Lightness | dark (32%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.62:1 |
| White text | 12.92:1 |
Values
| HEX | #3A2F2D |
| RGB | rgb(58, 47, 45) |
| HSL | hsl(9, 13%, 20%) |
| OKLCH | oklch(31.7% 0.017 30.1) |
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 #3A2F2D | 12.92:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #3A2F2D | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #3A2F2D text on white | 12.92:1 | AAA | Lc 99.1 | Preferred for body text |
| #3A2F2D text on black | 1.62:1 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EEE8E7
oklch(93.5% 0.007 28.8)
-
Step 200
200
#E0D7D5
oklch(88.6% 0.01 32.5)
-
Step 300
300
#CDBCB9
oklch(80.9% 0.02 29.6)
-
Step 400
400
#B39A95
oklch(70.7% 0.031 31.2)
-
Step 500
500
#A0817B
oklch(63.1% 0.04 30.9)
-
Step 600
600
#8B6A64
oklch(55.6% 0.044 30.3)
-
Step 700
700
#765853
oklch(49% 0.041 29.4)
-
Step 800
800
#604844
oklch(42.6% 0.034 29.4)
-
Step 900
900
#4F3D39
oklch(37.8% 0.026 32.7)
-
Step 950
950 (this color)
#3A2F2D
oklch(31.7% 0.017 30.1)
#3A2F2D 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) | #31302D | 0.017 |
| Deuteranopia (no green cones) | #34322D | 0.014 |
| Tritanopia (no blue cones) | #3D2E2E | 0.007 |
| Achromatopsia (no color) | #313131 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A2F2D
#3A2F2D
oklch(31.7% 0.017 30.1)
- #283437
#283437
oklch(31.5% 0.017 214.6)
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 #3A2F2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.040
- Gunmetal #293241 ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.048
- Pakistan Green #283618 ΔE 0.058
- Charcoal Grey #3C4142 ΔE 0.059
- Jet #212529 ΔE 0.060
- Dark Blue Grey #1F3B4D ΔE 0.065
- Dark #1B2431 ΔE 0.072
Use #3A2F2D 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.