#463F33
Closest named color: Charcoal Grey (#3C4142). oklch(37.1% 0.022 81.1), rgb(70, 63, 51).
Aa
White text reads best on this color (10.40:1).
About this color
#463F33 is a dark close to neutral grey. In OKLCH its lightness is 37%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.027 away. White text reads best on it, at 10.40:1.
| Hue family | Neutrals |
| Lightness | dark (37%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.01:1 |
| White text | 10.40:1 |
Values
| HEX | #463F33 |
| RGB | rgb(70, 63, 51) |
| HSL | hsl(38, 16%, 24%) |
| OKLCH | oklch(37.1% 0.022 81.1) |
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 #463F33 | 10.40:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #463F33 | 2.01:1 | Fails | Lc 9.8 | Not readable |
| #463F33 text on white | 10.40:1 | AAA | Lc 94.2 | Preferred for body text |
| #463F33 text on black | 2.01:1 | Fails | Lc -8.4 | 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
#EBE9E6
oklch(93.5% 0.005 78.3)
-
Step 200
200
#DCD9D2
oklch(88.6% 0.01 87.5)
-
Step 300
300
#C6C0B5
oklch(81% 0.017 82.8)
-
Step 400
400
#A99F8F
oklch(70.7% 0.026 79.7)
-
Step 500
500
#948873
oklch(63.2% 0.034 81.7)
-
Step 600
600
#7E715B
oklch(55.5% 0.036 80.8)
-
Step 700
700
#6B5F4B
oklch(49.1% 0.034 80.4)
-
Step 800
800
#574E3E
oklch(42.8% 0.028 81.9)
-
Step 900
900 (this color)
#463F33
oklch(37.1% 0.022 81.1)
-
Step 950
950
#2A261F
oklch(27.1% 0.014 81.7)
#463F33 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) | #423F32 | 0.007 |
| Deuteranopia (no green cones) | #444133 | 0.007 |
| Tritanopia (no blue cones) | #493D3C | 0.019 |
| Achromatopsia (no color) | #404040 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #463F33
#463F33
oklch(37.1% 0.022 81.1)
- #3A404C
#3A404C
oklch(37.1% 0.022 264.3)
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 #463F33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.027
- Onyx #343A40 ΔE 0.044
- Dark Slate Gray #2F4F4F ΔE 0.060
- Charcoal #264653 ΔE 0.063
- Dark Olive #373E02 ΔE 0.067
- Purple Brown #673A3F ΔE 0.068
- Mud Brown #60460F ΔE 0.069
- Dark Grey Blue #29465B ΔE 0.072
Use #463F33 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.