#464E59
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.1% 0.021 256.4), rgb(70, 78, 89).
Aa
White text reads best on this color (8.41:1).
About this color
#464E59 is a dark close to neutral grey. In OKLCH its lightness is 42%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.038 away. White text reads best on it, at 8.41:1.
| Hue family | Neutrals |
| Lightness | dark (42%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.49:1 |
| White text | 8.41:1 |
Values
| HEX | #464E59 |
| RGB | rgb(70, 78, 89) |
| HSL | hsl(215, 12%, 31%) |
| OKLCH | oklch(42.1% 0.021 256.4) |
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 #464E59 | 8.41:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #464E59 | 2.49:1 | Fails | Lc 15.0 | Not readable |
| #464E59 text on white | 8.41:1 | AAA | Lc 89.0 | Fine for body text |
| #464E59 text on black | 2.49:1 | Fails | Lc -13.2 | 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
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D6D9DE
oklch(88.4% 0.008 260.7)
-
Step 300
300
#BCC1C9
oklch(80.9% 0.013 259.8)
-
Step 400
400
#99A1AD
oklch(70.6% 0.02 258.4)
-
Step 500
500
#808A99
oklch(63% 0.025 258.4)
-
Step 600
600
#697484
oklch(55.5% 0.028 257.7)
-
Step 700
700
#58626F
oklch(49.2% 0.024 255)
-
Step 800
800 (this color)
#464E59
oklch(42.1% 0.021 256.4)
-
Step 900
900
#3C424A
oklch(37.7% 0.016 255.6)
-
Step 950
950
#23272C
oklch(27.1% 0.011 254)
#464E59 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) | #4A4E5A | 0.007 |
| Deuteranopia (no green cones) | #484C59 | 0.007 |
| Tritanopia (no blue cones) | #415051 | 0.019 |
| Achromatopsia (no color) | #4D4D4D | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #464E59
#464E59
oklch(42.1% 0.021 256.4)
- #544C41
#544C41
oklch(42.1% 0.021 75.9)
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 #464E59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.038
- Dark Grey Blue #29465B ΔE 0.050
- YInMn Blue #415A77 ΔE 0.053
- Charcoal Grey #3C4142 ΔE 0.053
- Charcoal #264653 ΔE 0.053
- Dusty Grape #545775 ΔE 0.055
- Deep Teal #00555A ΔE 0.061
- Dusk #4E5481 ΔE 0.067
Use #464E59 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.