#463E37
Closest named color: Charcoal Grey (#3C4142). oklch(37% 0.016 63.5), rgb(70, 62, 55).
Aa
White text reads best on this color (10.47:1).
About this color
#463E37 is a dark close to neutral grey. In OKLCH its lightness is 37%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.022 away. White text reads best on it, at 10.47:1.
| Hue family | Neutrals |
| Lightness | dark (37%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.00:1 |
| White text | 10.47:1 |
Values
| HEX | #463E37 |
| RGB | rgb(70, 62, 55) |
| HSL | hsl(28, 12%, 25%) |
| OKLCH | oklch(37% 0.016 63.5) |
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 #463E37 | 10.47:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #463E37 | 2.00:1 | Fails | Lc 9.6 | Not readable |
| #463E37 text on white | 10.47:1 | AAA | Lc 94.3 | Preferred for body text |
| #463E37 text on black | 2.00:1 | Fails | Lc -8.2 | 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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EBE9E7
oklch(93.5% 0.003 67.8)
-
Step 200
200
#DCD8D5
oklch(88.5% 0.006 59.6)
-
Step 300
300
#C6BFB9
oklch(80.9% 0.012 63.3)
-
Step 400
400
#AA9E94
oklch(70.7% 0.02 62.3)
-
Step 500
500
#95877A
oklch(63.2% 0.025 65.2)
-
Step 600
600
#7F7063
oklch(55.5% 0.027 63.2)
-
Step 700
700
#6B5E52
oklch(49.1% 0.025 64.9)
-
Step 800
800
#574D43
oklch(42.7% 0.021 67.2)
-
Step 900
900 (this color)
#463E37
oklch(37% 0.016 63.5)
-
Step 950
950
#2A2521
oklch(26.9% 0.01 61)
#463E37 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) | #413E37 | 0.009 |
| Deuteranopia (no green cones) | #424037 | 0.009 |
| Tritanopia (no blue cones) | #493C3C | 0.013 |
| Achromatopsia (no color) | #3F3F3F | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #463E37
#463E37
oklch(37% 0.016 63.5)
- #394148
#394148
oklch(37.1% 0.016 244.6)
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 #463E37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.022
- Onyx #343A40 ΔE 0.038
- Charcoal #264653 ΔE 0.060
- Dark Slate Gray #2F4F4F ΔE 0.060
- Purple Brown #673A3F ΔE 0.065
- Dark Grey Blue #29465B ΔE 0.067
- Dark Blue Grey #1F3B4D ΔE 0.070
- Gunmetal #293241 ΔE 0.071
Use #463E37 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.