#63646F
Closest named color: Dim Gray (#696969). oklch(50.6% 0.017 281.6), rgb(99, 100, 111).
Aa
White text reads best on this color (5.86:1).
About this color
#63646F is a medium-dark close to neutral grey. In OKLCH its lightness is 51%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.023 away. White text reads best on it, at 5.86:1.
| Hue family | Neutrals |
| Lightness | medium-dark (51%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.58:1 |
| White text | 5.86:1 |
Values
| HEX | #63646F |
| RGB | rgb(99, 100, 111) |
| HSL | hsl(235, 6%, 41%) |
| OKLCH | oklch(50.6% 0.017 281.6) |
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 #63646F | 5.86:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #63646F | 3.58:1 | AA large text | Lc 24.7 | Dividers and decoration only |
| #63646F text on white | 5.86:1 | AA | Lc 79.3 | Fine for body text |
| #63646F text on black | 3.58:1 | AA large text | Lc -22.5 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E9EAEB
oklch(93.7% 0.002 247.8)
-
Step 200
200
#D8D9DC
oklch(88.5% 0.004 271.4)
-
Step 300
300
#BFC0C6
oklch(80.9% 0.008 278.6)
-
Step 400
400
#9FA0A9
oklch(70.8% 0.013 281)
-
Step 500
500
#878894
oklch(63% 0.018 282.1)
-
Step 600
600
#71727E
oklch(55.5% 0.018 282)
-
Step 700
700 (this color)
#63646F
oklch(50.6% 0.017 281.6)
-
Step 800
800
#4D4E57
oklch(42.6% 0.015 280.7)
-
Step 900
900
#404148
oklch(37.7% 0.012 279.3)
-
Step 950
950
#26262A
oklch(27% 0.007 285.9)
#63646F 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) | #616570 | 0.004 |
| Deuteranopia (no green cones) | #61646F | 0.003 |
| Tritanopia (no blue cones) | #616667 | 0.016 |
| Achromatopsia (no color) | #656565 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63646F
#63646F
oklch(50.6% 0.017 281.6)
- #67655A
#67655A
oklch(50.5% 0.017 98.5)
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 #63646F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.023
- Slate #516572 ΔE 0.026
- Dusty Grape #545775 ΔE 0.051
- Battleship Gray #6C757D ΔE 0.052
- Metallic Blue #4F738E ΔE 0.057
- YInMn Blue #415A77 ΔE 0.063
- Denim #3B638C ΔE 0.068
- Dusty Purple #825F87 ΔE 0.069
Use #63646F 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.