#494C5D
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42% 0.029 277.2), rgb(73, 76, 93).
Aa
White text reads best on this color (8.48:1).
About this color
#494C5D is a dark close to neutral grey. In OKLCH its lightness is 42%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.047 away. White text reads best on it, at 8.48:1.
| Hue family | Neutrals |
| Lightness | dark (42%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.47:1 |
| White text | 8.48:1 |
Values
| HEX | #494C5D |
| RGB | rgb(73, 76, 93) |
| HSL | hsl(231, 12%, 33%) |
| OKLCH | oklch(42% 0.029 277.2) |
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 #494C5D | 8.48:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #494C5D | 2.47:1 | Fails | Lc 14.8 | Not readable |
| #494C5D text on white | 8.48:1 | AAA | Lc 89.2 | Fine for body text |
| #494C5D text on black | 2.47:1 | Fails | Lc -13.0 | 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 800.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9ED
oklch(93.5% 0.005 286.3)
-
Step 200
200
#D7D9DF
oklch(88.6% 0.008 271.3)
-
Step 300
300
#BEC0CC
oklch(81% 0.017 278.4)
-
Step 400
400
#9C9FB2
oklch(70.6% 0.028 278.5)
-
Step 500
500
#84889E
oklch(63.1% 0.033 277.3)
-
Step 600
600
#6D7289
oklch(55.6% 0.036 275.5)
-
Step 700
700
#5B5F75
oklch(49% 0.036 276.9)
-
Step 800
800 (this color)
#494C5D
oklch(42% 0.029 277.2)
-
Step 900
900
#3E414E
oklch(37.8% 0.023 275)
-
Step 950
950
#25262D
oklch(27.1% 0.013 279.1)
#494C5D 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) | #474E5E | 0.006 |
| Deuteranopia (no green cones) | #464C5D | 0.005 |
| Tritanopia (no blue cones) | #444F52 | 0.025 |
| Achromatopsia (no color) | #4D4D4D | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #494C5D
#494C5D
oklch(42% 0.029 277.2)
- #514D3C
#514D3C
oklch(41.9% 0.027 96.3)
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 #494C5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.047
- Dusty Grape #545775 ΔE 0.050
- Dark Grey Blue #29465B ΔE 0.051
- YInMn Blue #415A77 ΔE 0.051
- Charcoal Grey #3C4142 ΔE 0.056
- Charcoal #264653 ΔE 0.057
- Dusk #4E5481 ΔE 0.060
- Deep Teal #00555A ΔE 0.069
Use #494C5D 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.