#463F4B
Closest named color: Charcoal Grey (#3C4142). oklch(37.9% 0.022 311.3), rgb(70, 63, 75).
Aa
White text reads best on this color (10.13:1).
About this color
#463F4B is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.026 away. White text reads best on it, at 10.13:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.07:1 |
| White text | 10.13:1 |
Values
| HEX | #463F4B |
| RGB | rgb(70, 63, 75) |
| HSL | hsl(275, 9%, 27%) |
| OKLCH | oklch(37.9% 0.022 311.3) |
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 #463F4B | 10.13:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #463F4B | 2.07:1 | Fails | Lc 10.4 | Not readable |
| #463F4B text on white | 10.13:1 | AAA | Lc 93.5 | Preferred for body text |
| #463F4B text on black | 2.07:1 | Fails | Lc -9.0 | 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 900.
-
Step 50
50
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EBE9EC
oklch(93.6% 0.005 314.8)
-
Step 200
200
#DBD7DE
oklch(88.4% 0.01 311.2)
-
Step 300
300
#C4BEC9
oklch(81% 0.017 310.1)
-
Step 400
400
#A69CAD
oklch(70.7% 0.027 311.6)
-
Step 500
500
#908499
oklch(63.1% 0.034 310.8)
-
Step 600
600
#7A6D83
oklch(55.4% 0.037 311.5)
-
Step 700
700
#675B6F
oklch(49% 0.035 311.8)
-
Step 800
800
#544B5B
oklch(42.8% 0.028 310.3)
-
Step 900
900 (this color)
#463F4B
oklch(37.9% 0.022 311.3)
-
Step 950
950
#29252C
oklch(27.2% 0.014 310.8)
#463F4B 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) | #3D414C | 0.015 |
| Deuteranopia (no green cones) | #3F424B | 0.014 |
| Tritanopia (no blue cones) | #464043 | 0.015 |
| Achromatopsia (no color) | #414141 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #463F4B
#463F4B
oklch(37.9% 0.022 311.3)
- #3E4539
#3E4539
oklch(38% 0.022 132.2)
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 #463F4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.026
- Onyx #343A40 ΔE 0.040
- Dark Grey Blue #29465B ΔE 0.047
- Charcoal #264653 ΔE 0.047
- Dark Slate Gray #2F4F4F ΔE 0.056
- Dark Blue Grey #1F3B4D ΔE 0.061
- Purple Brown #673A3F ΔE 0.063
- Gunmetal #293241 ΔE 0.068
Use #463F4B 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.