#728788
Closest named color: Steel Grey (#6F828A). oklch(60.7% 0.024 200.1), rgb(114, 135, 136).
Aa
Black text reads best on this color (5.53:1).
About this color
#728788 is a medium-dark close to neutral grey. In OKLCH its lightness is 61%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Steel Grey (#6F828A), ΔE 0.017 away. Black text reads best on it, at 5.53:1.
| Hue family | Neutrals |
| Lightness | medium-dark (61%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.53:1 |
| White text | 3.79:1 |
Values
| HEX | #728788 |
| RGB | rgb(114, 135, 136) |
| HSL | hsl(183, 9%, 49%) |
| OKLCH | oklch(60.7% 0.024 200.1) |
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 #728788 | 3.79:1 | AA large text | Lc -71.0 | Content text, not long reading |
| Black text on #728788 | 5.53:1 | AA | Lc 38.6 | Non-text elements, placeholder text |
| #728788 text on white | 3.79:1 | AA large text | Lc 65.5 | Content text, not long reading |
| #728788 text on black | 5.53:1 | AA | Lc -36.2 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEB
oklch(93.5% 0.004 219.5)
-
Step 200
200
#D4DADB
oklch(88.4% 0.007 208.8)
-
Step 300
300
#B8C3C3
oklch(80.9% 0.012 196.9)
-
Step 400
400
#94A4A5
oklch(70.6% 0.018 201.3)
-
Step 500
500 (this color)
#728788
oklch(60.7% 0.024 200.1)
-
Step 600
600
#627879
oklch(55.5% 0.026 199.8)
-
Step 700
700
#516566
oklch(49.1% 0.024 200.2)
-
Step 800
800
#425353
oklch(42.8% 0.021 196.4)
-
Step 900
900
#384445
oklch(37.6% 0.016 202.7)
-
Step 950
950
#212828
oklch(27% 0.01 196.6)
#728788 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) | #848588 | 0.025 |
| Deuteranopia (no green cones) | #808288 | 0.023 |
| Tritanopia (no blue cones) | #6C8987 | 0.010 |
| Achromatopsia (no color) | #838383 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728788
#728788
oklch(60.7% 0.024 200.1)
- #907D7C
#907D7C
oklch(60.7% 0.024 21.4)
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 #728788, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.017
- Steel #738595 ΔE 0.023
- Gray #808080 ΔE 0.025
- Medium Grey #7D7F7C ΔE 0.026
- Light Slate Gray #778899 ΔE 0.027
- Slate Gray #708090 ΔE 0.028
- Battleship Grey #6B7C85 ΔE 0.034
- Grey Blue #647D8E ΔE 0.040
Use #728788 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.