#4D4B59
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42% 0.023 291.9), rgb(77, 75, 89).
Aa
White text reads best on this color (8.51:1).
About this color
#4D4B59 is a dark close to neutral grey. In OKLCH its lightness is 42%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.049 away. White text reads best on it, at 8.51:1.
| Hue family | Neutrals |
| Lightness | dark (42%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.46:1 |
| White text | 8.51:1 |
Values
| HEX | #4D4B59 |
| RGB | rgb(77, 75, 89) |
| HSL | hsl(249, 9%, 32%) |
| OKLCH | oklch(42% 0.023 291.9) |
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 #4D4B59 | 8.51:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #4D4B59 | 2.46:1 | Fails | Lc 14.7 | Not readable |
| #4D4B59 text on white | 8.51:1 | AAA | Lc 89.3 | Fine for body text |
| #4D4B59 text on black | 2.46:1 | Fails | Lc -12.9 | 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 800.
-
Step 50
50
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#EAE9EC
oklch(93.6% 0.004 301.4)
-
Step 200
200
#D9D8DE
oklch(88.5% 0.008 293.9)
-
Step 300
300
#C0BFC9
oklch(80.8% 0.014 290.7)
-
Step 400
400
#A09EAD
oklch(70.6% 0.022 292)
-
Step 500
500
#898799
oklch(63.1% 0.027 290.7)
-
Step 600
600
#737084
oklch(55.5% 0.031 292.2)
-
Step 700
700
#615E70
oklch(49.1% 0.029 293)
-
Step 800
800 (this color)
#4D4B59
oklch(42% 0.023 291.9)
-
Step 900
900
#41404B
oklch(37.7% 0.019 289.6)
-
Step 950
950
#26252C
oklch(26.8% 0.013 292.1)
#4D4B59 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) | #484D5A | 0.009 |
| Deuteranopia (no green cones) | #484C59 | 0.008 |
| Tritanopia (no blue cones) | #4B4D50 | 0.019 |
| Achromatopsia (no color) | #4D4D4D | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D4B59
#4D4B59
oklch(42% 0.023 291.9)
- #4D4F40
#4D4F40
oklch(42.1% 0.024 113.6)
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 #4D4B59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.049
- Dusty Grape #545775 ΔE 0.053
- Charcoal Grey #3C4142 ΔE 0.054
- Dark Grey Blue #29465B ΔE 0.056
- YInMn Blue #415A77 ΔE 0.057
- Charcoal #264653 ΔE 0.060
- Dusk #4E5481 ΔE 0.066
- Purple Brown #673A3F ΔE 0.066
Use #4D4B59 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.