#728580
Closest named color: Steel Grey (#6F828A). oklch(60% 0.023 177.8), rgb(114, 133, 128).
Aa
Black text reads best on this color (5.38:1).
About this color
#728580 is a medium-dark close to neutral grey. In OKLCH its lightness is 60%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Steel Grey (#6F828A), ΔE 0.020 away. Black text reads best on it, at 5.38:1.
| Hue family | Neutrals |
| Lightness | medium-dark (60%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.38:1 |
| White text | 3.90:1 |
Values
| HEX | #728580 |
| RGB | rgb(114, 133, 128) |
| HSL | hsl(164, 8%, 48%) |
| OKLCH | oklch(60% 0.023 177.8) |
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 #728580 | 3.90:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #728580 | 5.38:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #728580 text on white | 3.90:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #728580 text on black | 5.38:1 | AA | Lc -35.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E8EAEA
oklch(93.6% 0.002 197.1)
-
Step 200
200
#D5DAD9
oklch(88.4% 0.006 183)
-
Step 300
300
#B9C3C0
oklch(80.9% 0.012 176.2)
-
Step 400
400
#95A4A0
oklch(70.6% 0.018 178)
-
Step 500
500 (this color)
#728580
oklch(60% 0.023 177.8)
-
Step 600
600
#647873
oklch(55.5% 0.025 178.5)
-
Step 700
700
#536561
oklch(49% 0.023 180.3)
-
Step 800
800
#44534F
oklch(42.8% 0.02 177.4)
-
Step 900
900
#394441
oklch(37.6% 0.015 177.2)
-
Step 950
950
#222826
oklch(27% 0.009 173.5)
#728580 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) | #838380 | 0.024 |
| Deuteranopia (no green cones) | #808080 | 0.023 |
| Tritanopia (no blue cones) | #6E8683 | 0.006 |
| Achromatopsia (no color) | #818181 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728580
#728580
oklch(60% 0.023 177.8)
- #8D7B80
#8D7B80
oklch(60.1% 0.023 359.2)
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 #728580, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.020
- Medium Grey #7D7F7C ΔE 0.021
- Gray #808080 ΔE 0.023
- Battleship Grey #6B7C85 ΔE 0.032
- Steel #738595 ΔE 0.033
- Slate Gray #708090 ΔE 0.033
- Light Slate Gray #778899 ΔE 0.038
- Grey Blue #647D8E ΔE 0.042
Use #728580 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.