#728383
Closest named color: Steel Grey (#6F828A). oklch(59.6% 0.02 196.6), rgb(114, 131, 131).
Aa
Black text reads best on this color (5.28:1).
About this color
#728383 is a medium-dark close to neutral grey. In OKLCH its lightness is 60%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Steel Grey (#6F828A), ΔE 0.012 away. Black text reads best on it, at 5.28:1.
| Hue family | Neutrals |
| Lightness | medium-dark (60%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.28:1 |
| White text | 3.96:1 |
Values
| HEX | #728383 |
| RGB | rgb(114, 131, 131) |
| HSL | hsl(180, 7%, 48%) |
| OKLCH | oklch(59.6% 0.02 196.6) |
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 #728383 | 3.96:1 | AA large text | Lc -72.6 | Content text, not long reading |
| Black text on #728383 | 5.28:1 | AA | Lc 37.0 | Non-text elements, placeholder text |
| #728383 text on white | 3.96:1 | AA large text | Lc 67.1 | Content text, not long reading |
| #728383 text on black | 5.28:1 | AA | Lc -34.6 | 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
#E8EAEA
oklch(93.6% 0.002 197.1)
-
Step 200
200
#D5DADA
oklch(88.5% 0.005 197.1)
-
Step 300
300
#BAC3C3
oklch(81% 0.01 197)
-
Step 400
400
#96A4A4
oklch(70.8% 0.016 196.8)
-
Step 500
500 (this color)
#728383
oklch(59.6% 0.02 196.6)
-
Step 600
600
#657777
oklch(55.5% 0.021 196.6)
-
Step 700
700
#546464
oklch(49% 0.019 196.5)
-
Step 800
800
#455252
oklch(42.7% 0.016 196.6)
-
Step 900
900
#3A4444
oklch(37.8% 0.013 196.6)
-
Step 950
950
#222828
oklch(27.1% 0.009 196.7)
#728383 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) | #818183 | 0.021 |
| Deuteranopia (no green cones) | #7D7F83 | 0.018 |
| Tritanopia (no blue cones) | #6D8483 | 0.007 |
| Achromatopsia (no color) | #808080 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #728383
#728383
oklch(59.6% 0.02 196.6)
- #8B7B7B
#8B7B7B
oklch(59.8% 0.02 17.7)
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 #728383, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.012
- Medium Grey #7D7F7C ΔE 0.018
- Gray #808080 ΔE 0.020
- Slate Gray #708090 ΔE 0.025
- Battleship Grey #6B7C85 ΔE 0.025
- Steel #738595 ΔE 0.027
- Grey Blue #647D8E ΔE 0.034
- Light Slate Gray #778899 ΔE 0.034
Use #728383 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.