#463F51
Closest named color: Charcoal Grey (#3C4142). oklch(38.2% 0.031 302.7), rgb(70, 63, 81).
Aa
White text reads best on this color (10.04:1).
About this color
#463F51 is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.031 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.034 away. White text reads best on it, at 10.04:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.09:1 |
| White text | 10.04:1 |
Values
| HEX | #463F51 |
| RGB | rgb(70, 63, 81) |
| HSL | hsl(263, 12%, 28%) |
| OKLCH | oklch(38.2% 0.031 302.7) |
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 #463F51 | 10.04:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #463F51 | 2.09:1 | Fails | Lc 10.6 | Not readable |
| #463F51 text on white | 10.04:1 | AAA | Lc 93.3 | Preferred for body text |
| #463F51 text on black | 2.09:1 | Fails | Lc -9.2 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9EE
oklch(93.7% 0.007 304.2)
-
Step 200
200
#DBD7E0
oklch(88.5% 0.013 306)
-
Step 300
300
#C3BDCE
oklch(80.8% 0.024 301.9)
-
Step 400
400
#A59BB5
oklch(70.7% 0.039 302.9)
-
Step 500
500
#8F83A2
oklch(63.1% 0.048 302.7)
-
Step 600
600
#796C8D
oklch(55.5% 0.053 302.7)
-
Step 700
700
#665A78
oklch(49.1% 0.049 302.9)
-
Step 800
800
#534A62
oklch(42.7% 0.041 301.8)
-
Step 900
900 (this color)
#463F51
oklch(38.2% 0.031 302.7)
-
Step 950
950
#28242F
oklch(26.9% 0.021 301.6)
#463F51 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) | #3C4252 | 0.018 |
| Deuteranopia (no green cones) | #3D4250 | 0.017 |
| Tritanopia (no blue cones) | #444145 | 0.024 |
| Achromatopsia (no color) | #424242 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #463F51
#463F51
oklch(38.2% 0.031 302.7)
- #404633
#404633
oklch(38.3% 0.032 122.1)
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 #463F51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.034
- Dark Grey Blue #29465B ΔE 0.045
- Onyx #343A40 ΔE 0.045
- Charcoal #264653 ΔE 0.048
- Dark Slate Gray #2F4F4F ΔE 0.060
- Dark Blue Grey #1F3B4D ΔE 0.061
- Purple Brown #673A3F ΔE 0.065
- Gunmetal #293241 ΔE 0.070
Use #463F51 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.