#517573
Closest named color: Battleship Gray (#6C757D). oklch(53.5% 0.041 191.6), rgb(81, 117, 115).
Aa
White text reads best on this color (5.07:1).
About this color
#517573 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.041 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Battleship Gray (#6C757D), ΔE 0.041 away. White text reads best on it, at 5.07:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Battleship Gray (#6C757D) |
| Black text | 4.14:1 |
| White text | 5.07:1 |
Values
| HEX | #517573 |
| RGB | rgb(81, 117, 115) |
| HSL | hsl(177, 18%, 39%) |
| OKLCH | oklch(53.5% 0.041 191.6) |
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 #517573 | 5.07:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #517573 | 4.14:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #517573 text on white | 5.07:1 | AA | Lc 75.0 | Content text, not long reading |
| #517573 text on black | 4.14:1 | AA large text | Lc -26.7 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D2DBDB
oklch(88.5% 0.01 197)
-
Step 300
300
#B4C5C3
oklch(81% 0.019 188.3)
-
Step 400
400
#8CA7A5
oklch(70.7% 0.03 191)
-
Step 500
500
#6F918F
oklch(63% 0.038 191.7)
-
Step 600
600 (this color)
#517573
oklch(53.5% 0.041 191.6)
-
Step 700
700
#476866
oklch(49.1% 0.038 191.2)
-
Step 800
800
#3B5553
oklch(42.8% 0.032 190.1)
-
Step 900
900
#324645
oklch(37.7% 0.025 192.3)
-
Step 950
950
#1E2928
oklch(27% 0.015 189.4)
#517573 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) | #717173 | 0.044 |
| Deuteranopia (no green cones) | #6A6C73 | 0.041 |
| Tritanopia (no blue cones) | #457774 | 0.014 |
| Achromatopsia (no color) | #6E6E6E | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #517573
#517573
oklch(53.5% 0.041 191.6)
- #836467
#836467
oklch(53.5% 0.04 12)
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 #517573, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Gray #6C757D ΔE 0.041
- Dim Gray #696969 ΔE 0.043
- Metallic Blue #4F738E ΔE 0.046
- Slate #516572 ΔE 0.049
- Battleship Grey #6B7C85 ΔE 0.049
- Deep Aqua #08787F ΔE 0.049
- Bluegreen #017A79 ΔE 0.050
- Grey Blue #647D8E ΔE 0.052
Use #517573 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.