#4D454C
Closest named color: Charcoal Grey (#3C4142). oklch(40.1% 0.016 329.9), rgb(77, 69, 76).
Aa
White text reads best on this color (9.24:1).
About this color
#4D454C is a dark close to neutral grey. In OKLCH its lightness is 40%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.036 away. White text reads best on it, at 9.24:1.
| Hue family | Neutrals |
| Lightness | dark (40%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.27:1 |
| White text | 9.24:1 |
Values
| HEX | #4D454C |
| RGB | rgb(77, 69, 76) |
| HSL | hsl(308, 5%, 29%) |
| OKLCH | oklch(40.1% 0.016 329.9) |
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 #4D454C | 9.24:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #4D454C | 2.27:1 | Fails | Lc 12.6 | Not readable |
| #4D454C text on white | 9.24:1 | AAA | Lc 91.3 | Preferred for body text |
| #4D454C text on black | 2.27:1 | Fails | Lc -11.0 | 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
#EBE9EB
oklch(93.6% 0.003 325.6)
-
Step 200
200
#DCD8DB
oklch(88.6% 0.006 334)
-
Step 300
300
#C5BEC4
oklch(80.9% 0.011 330.2)
-
Step 400
400
#A89DA6
oklch(70.8% 0.018 331.7)
-
Step 500
500
#928490
oklch(63% 0.024 330.5)
-
Step 600
600
#7C6E7B
oklch(55.6% 0.026 328.2)
-
Step 700
700
#695C67
oklch(49.1% 0.024 331)
-
Step 800
800
#564B54
oklch(42.7% 0.02 332)
-
Step 900
900 (this color)
#4D454C
oklch(40.1% 0.016 329.9)
-
Step 950
950
#292529
oklch(27% 0.009 325.8)
#4D454C 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) | #45474C | 0.014 |
| Deuteranopia (no green cones) | #46484C | 0.014 |
| Tritanopia (no blue cones) | #4E4547 | 0.009 |
| Achromatopsia (no color) | #474747 | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D454C
#4D454C
oklch(40.1% 0.016 329.9)
- #424A43
#424A43
oklch(39.9% 0.016 148.9)
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 #4D454C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.050
- Purple Brown #673A3F ΔE 0.054
- Dark Grey Blue #29465B ΔE 0.056
- Charcoal #264653 ΔE 0.056
- Onyx #343A40 ΔE 0.059
- Brownish Purple #76424E ΔE 0.076
- Dusty Grape #545775 ΔE 0.077
Use #4D454C 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.