#728688
Closest named color: Steel Grey (#6F828A). oklch(60.5% 0.023 203.9), rgb(114, 134, 136).
Aa
Black text reads best on this color (5.48:1).
About this color
#728688 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 0.014 away. Black text reads best on it, at 5.48:1.
| Hue family | Neutrals |
| Lightness | medium-dark (60%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.48:1 |
| White text | 3.83:1 |
Values
| HEX | #728688 |
| RGB | rgb(114, 134, 136) |
| HSL | hsl(185, 9%, 49%) |
| OKLCH | oklch(60.5% 0.023 203.9) |
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 #728688 | 3.83:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #728688 | 5.48:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #728688 text on white | 3.83:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #728688 text on black | 5.48:1 | AA | Lc -35.8 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEB
oklch(93.5% 0.004 219.5)
-
Step 200
200
#D5DADB
oklch(88.5% 0.006 211)
-
Step 300
300
#B9C3C4
oklch(81% 0.011 204.1)
-
Step 400
400
#94A4A6
oklch(70.7% 0.018 205.8)
-
Step 500
500 (this color)
#728688
oklch(60.5% 0.023 203.9)
-
Step 600
600
#62787A
oklch(55.6% 0.026 203.2)
-
Step 700
700
#516567
oklch(49.1% 0.024 203.9)
-
Step 800
800
#435254
oklch(42.6% 0.019 206.4)
-
Step 900
900
#384445
oklch(37.6% 0.016 202.7)
-
Step 950
950
#212829
oklch(27% 0.01 207.1)
#728688 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) | #838488 | 0.024 |
| Deuteranopia (no green cones) | #7F8188 | 0.022 |
| Tritanopia (no blue cones) | #6C8887 | 0.010 |
| Achromatopsia (no color) | #828282 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728688
#728688
oklch(60.5% 0.023 203.9)
- #8F7D7B
#8F7D7B
oklch(60.6% 0.022 25.3)
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 #728688, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.014
- Steel #738595 ΔE 0.021
- Gray #808080 ΔE 0.024
- Medium Grey #7D7F7C ΔE 0.025
- Slate Gray #708090 ΔE 0.025
- Light Slate Gray #778899 ΔE 0.027
- Battleship Grey #6B7C85 ΔE 0.031
- Grey Blue #647D8E ΔE 0.037
Use #728688 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.