#757181
Closest named color: Battleship Gray (#6C757D). oklch(55.8% 0.025 297), rgb(117, 113, 129).
Aa
White text reads best on this color (4.73:1).
About this color
#757181 is a medium-dark close to neutral grey. In OKLCH its lightness is 56%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Battleship Gray (#6C757D), ΔE 0.020 away. White text reads best on it, at 4.73:1.
| Hue family | Neutrals |
| Lightness | medium-dark (56%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Battleship Gray (#6C757D) |
| Black text | 4.43:1 |
| White text | 4.73:1 |
Values
| HEX | #757181 |
| RGB | rgb(117, 113, 129) |
| HSL | hsl(255, 7%, 47%) |
| OKLCH | oklch(55.8% 0.025 297) |
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 #757181 | 4.73:1 | AA | Lc -78.3 | Fine for body text |
| Black text on #757181 | 4.43:1 | AA large text | Lc 31.2 | Non-text elements, placeholder text |
| #757181 text on white | 4.73:1 | AA | Lc 72.9 | Content text, not long reading |
| #757181 text on black | 4.43:1 | AA large text | Lc -28.8 | 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 600.
-
Step 50
50
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#EAE9EC
oklch(93.6% 0.004 301.4)
-
Step 200
200
#D9D8DD
oklch(88.4% 0.007 295.4)
-
Step 300
300
#C1BFC7
oklch(80.9% 0.011 297.6)
-
Step 400
400
#A19EAB
oklch(70.6% 0.019 296.5)
-
Step 500
500
#8B8796
oklch(63.2% 0.023 297.9)
-
Step 600
600 (this color)
#757181
oklch(55.8% 0.025 297)
-
Step 700
700
#625E6D
oklch(49.1% 0.024 297.7)
-
Step 800
800
#504D58
oklch(42.7% 0.018 298.1)
-
Step 900
900
#424049
oklch(37.7% 0.015 295.8)
-
Step 950
950
#27262B
oklch(27.2% 0.009 294.9)
#757181 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) | #6E7382 | 0.011 |
| Deuteranopia (no green cones) | #6E7380 | 0.012 |
| Tritanopia (no blue cones) | #737376 | 0.020 |
| Achromatopsia (no color) | #737373 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #757181
#757181
oklch(55.8% 0.025 297)
- #727666
#727666
oklch(55.8% 0.025 118.6)
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 #757181, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Gray #6C757D ΔE 0.020
- Purple Grey #866F85 ΔE 0.028
- Grey Purple #826D8C ΔE 0.031
- Battleship Grey #6B7C85 ΔE 0.032
- Grey Blue #647D8E ΔE 0.039
- Slate Gray #708090 ΔE 0.042
- Dim Gray #696969 ΔE 0.045
- Medium Grey #7D7F7C ΔE 0.047
Use #757181 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.