#667177
Closest named color: Battleship Gray (#6C757D). oklch(54.1% 0.016 231.4), rgb(102, 113, 119).
Aa
White text reads best on this color (5.00:1).
About this color
#667177 is a medium-dark close to neutral grey. In OKLCH its lightness is 54%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Battleship Gray (#6C757D), ΔE 0.017 away. White text reads best on it, at 5.00:1.
| Hue family | Neutrals |
| Lightness | medium-dark (54%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Battleship Gray (#6C757D) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #667177 |
| RGB | rgb(102, 113, 119) |
| HSL | hsl(201, 8%, 43%) |
| OKLCH | oklch(54.1% 0.016 231.4) |
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 #667177 | 5.00:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #667177 | 4.19:1 | AA large text | Lc 29.4 | Dividers and decoration only |
| #667177 text on white | 5.00:1 | AA | Lc 74.6 | Content text, not long reading |
| #667177 text on black | 4.19:1 | AA large text | Lc -27.1 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E8EAEB
oklch(93.6% 0.003 228.8)
-
Step 200
200
#D6DADB
oklch(88.6% 0.005 214.3)
-
Step 300
300
#BCC1C4
oklch(80.8% 0.007 233.7)
-
Step 400
400
#9AA2A7
oklch(70.7% 0.012 234.9)
-
Step 500
500
#818B91
oklch(63.1% 0.015 233.9)
-
Step 600
600 (this color)
#667177
oklch(54.1% 0.016 231.4)
-
Step 700
700
#586268
oklch(49% 0.016 234)
-
Step 800
800
#485055
oklch(42.6% 0.013 235.1)
-
Step 900
900
#3D4346
oklch(37.8% 0.009 229.1)
-
Step 950
950
#242729
oklch(27% 0.006 236.7)
#667177 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) | #6E7077 | 0.012 |
| Deuteranopia (no green cones) | #6C6E77 | 0.012 |
| Tritanopia (no blue cones) | #627373 | 0.012 |
| Achromatopsia (no color) | #6F6F6F | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #667177
#667177
oklch(54.1% 0.016 231.4)
- #776D67
#776D67
oklch(54.2% 0.016 53.2)
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 #667177, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Gray #6C757D ΔE 0.017
- Dim Gray #696969 ΔE 0.026
- Battleship Grey #6B7C85 ΔE 0.035
- Grey Blue #647D8E ΔE 0.042
- Metallic Blue #4F738E ΔE 0.043
- Slate #516572 ΔE 0.049
- Steel Grey #6F828A ΔE 0.054
- Slate Gray #708090 ΔE 0.054
Use #667177 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.