#4F616A
Closest named color: Slate (#516572). oklch(48.1% 0.026 229.6), rgb(79, 97, 106).
Aa
White text reads best on this color (6.46:1).
About this color
#4F616A is a medium-dark close to neutral grey. In OKLCH its lightness is 48%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Slate (#516572), ΔE 0.016 away. White text reads best on it, at 6.46:1.
| Hue family | Neutrals |
| Lightness | medium-dark (48%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Slate (#516572) |
| Black text | 3.25:1 |
| White text | 6.46:1 |
Values
| HEX | #4F616A |
| RGB | rgb(79, 97, 106) |
| HSL | hsl(200, 15%, 36%) |
| OKLCH | oklch(48.1% 0.026 229.6) |
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 #4F616A | 6.46:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #4F616A | 3.25:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #4F616A text on white | 6.46:1 | AA | Lc 82.1 | Fine for body text |
| #4F616A text on black | 3.25:1 | AA large text | Lc -19.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D5DADD
oklch(88.5% 0.007 233.7)
-
Step 300
300
#B9C2C7
oklch(80.9% 0.012 231.7)
-
Step 400
400
#94A3AB
oklch(70.6% 0.021 230.8)
-
Step 500
500
#7A8D96
oklch(63.1% 0.026 228)
-
Step 600
600
#637781
oklch(55.7% 0.028 229.5)
-
Step 700
700 (this color)
#4F616A
oklch(48.1% 0.026 229.6)
-
Step 800
800
#435159
oklch(42.6% 0.022 233.1)
-
Step 900
900
#394349
oklch(37.6% 0.017 234.2)
-
Step 950
950
#21282B
oklch(27.1% 0.011 225.5)
#4F616A 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) | #5C606A | 0.019 |
| Deuteranopia (no green cones) | #595D6A | 0.018 |
| Tritanopia (no blue cones) | #476464 | 0.019 |
| Achromatopsia (no color) | #5E5E5E | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F616A
#4F616A
oklch(48.1% 0.026 229.6)
- #6B5A51
#6B5A51
oklch(48.2% 0.026 49.6)
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 #4F616A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.016
- YInMn Blue #415A77 ΔE 0.040
- Dusty Grape #545775 ΔE 0.041
- Dim Gray #696969 ΔE 0.048
- Denim #3B638C ΔE 0.057
- Dark Aqua #05696B ΔE 0.059
- Dusk #4E5481 ΔE 0.063
- Dark Green Blue #1F6357 ΔE 0.063
Use #4F616A 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.