#66766D
Closest named color: Battleship Gray (#6C757D). oklch(55% 0.024 160.9), rgb(102, 118, 109).
Aa
White text reads best on this color (4.79:1).
About this color
#66766D is a medium-dark close to neutral grey. In OKLCH its lightness is 55%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Battleship Gray (#6C757D), ΔE 0.028 away. White text reads best on it, at 4.79:1.
| Hue family | Neutrals |
| Lightness | medium-dark (55%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Battleship Gray (#6C757D) |
| Black text | 4.37:1 |
| White text | 4.79:1 |
Values
| HEX | #66766D |
| RGB | rgb(102, 118, 109) |
| HSL | hsl(146, 7%, 43%) |
| OKLCH | oklch(55% 0.024 160.9) |
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 #66766D | 4.79:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #66766D | 4.37:1 | AA large text | Lc 30.8 | Non-text elements, placeholder text |
| #66766D text on white | 4.79:1 | AA | Lc 73.3 | Content text, not long reading |
| #66766D text on black | 4.37:1 | AA large text | Lc -28.4 | 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 600.
-
Step 50
50
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E8EAE9
oklch(93.5% 0.003 165.1)
-
Step 200
200
#D6DAD8
oklch(88.5% 0.005 165)
-
Step 300
300
#BBC3BE
oklch(80.9% 0.011 158.8)
-
Step 400
400
#98A49D
oklch(70.7% 0.017 160.4)
-
Step 500
500
#7F8E85
oklch(63.2% 0.022 159.4)
-
Step 600
600 (this color)
#66766D
oklch(55% 0.024 160.9)
-
Step 700
700
#56655D
oklch(49.2% 0.022 162.2)
-
Step 800
800
#47524C
oklch(42.7% 0.017 161.8)
-
Step 900
900
#3B443F
oklch(37.7% 0.015 161.4)
-
Step 950
950
#232825
oklch(27.1% 0.009 159.4)
#66766D 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) | #76736D | 0.024 |
| Deuteranopia (no green cones) | #73716D | 0.023 |
| Tritanopia (no blue cones) | #637673 | 0.010 |
| Achromatopsia (no color) | #727272 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66766D
#66766D
oklch(55% 0.024 160.9)
- #7C6C76
#7C6C76
oklch(55% 0.025 340.1)
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 #66766D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Gray #6C757D ΔE 0.028
- Dim Gray #696969 ΔE 0.037
- Battleship Grey #6B7C85 ΔE 0.038
- Grey Brown #7F7053 ΔE 0.047
- Medium Grey #7D7F7C ΔE 0.048
- Grey Blue #647D8E ΔE 0.049
- Steel Grey #6F828A ΔE 0.051
- Gray #808080 ΔE 0.055
Use #66766D 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.